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{
 "resourceType": "StructureDefinition",
 "id": "sdc-questionnaire-choiceColumn",
 "text": {
 "status": "extensions",
 "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\">Generated Narrative: StructureDefinition sdc-questionnaire-choiceColumn<a name=\"sdc-questionnaire-choiceColumn\"> </a><a name=\"hcsdc-questionnaire-choiceColumn\"> </a><a name=\"sdc-questionnaire-choiceColumn-en-US\"> </a><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Minimum and Maximum # of times the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Additional information about the element\">Description &amp; Constraints</a><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/></a></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension\" title=\"Provides guidelines for rendering multi-column choices. I.e. when displaying a list of codes (for `choice` or `open-choice` items) or a list of resources (for `reference` items), this extension allows the drop-down to have multiple columns. For codes, the author can pick additional code system properties to display - such as alternate display names strength or form for drug codes, etc. For references, the author can choose particular columns from the resource (e.g. first name, last name, specialty, address).\">Extension</a><a name=\"Extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..*</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Guide for rendering multi-column choices</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension\">extension</a><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..*</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Extension</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck13.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_slice.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Slice Definition\" class=\"hierarchy\"/> Slices for extension<a name=\"Extension.extension.2\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Content/Rules for all slices</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck135.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_slice_item.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Slice Item\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:path\" title=\"Slice path: The element to display within the column (see notes).\">extension:path</a><a name=\"Extension.extension.3\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Column path</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1350.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> extension<a name=\"Extension.extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..0</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1350.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:path.url\">url</a><a name=\"Extension.extension.url\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">&quot;path&quot;</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1340.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:path.value[x]\">value[x]</a><a name=\"Extension.extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#string\">string</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Value of extension</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck135.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_slice_item.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Slice Item\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:label\" title=\"Slice label: The label to appear at the top of the column.\">extension:label</a><a name=\"Extension.extension.4\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Column label</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1350.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> extension<a name=\"Extension.extension.extension.2\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..0</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1350.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:label.url\">url</a><a name=\"Extension.extension.url.2\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">&quot;label&quot;</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1340.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:label.value[x]\">value[x]</a><a name=\"Extension.extension.value_x_.2\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#string\">string</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Value of extension</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck135.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_slice_item.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Slice Item\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:width\" title=\"Slice width: The size to allocate for the column within the table showing the choices.\">extension:width</a><a name=\"Extension.extension.5\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Width of column</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1350.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> extension<a name=\"Extension.extension.extension.3\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..0</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1350.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:width.url\">url</a><a name=\"Extension.extension.url.3\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">&quot;width&quot;</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1340.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_datatype.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:width.value[x]\">value[x]</a><a name=\"Extension.extension.value_x_.3\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#Quantity\">Quantity</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Value of extension</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck125.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slicer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_slice_item.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Slice Item\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:forDisplay\" title=\"Slice forDisplay: If true, indicates that this column should be used as (or as part of) the display value for the coding or reference once selected. I.e. Coding.display or Reference.display as stored in the QuestionnaireResponse and displayed to the user as the selected answer.\">extension:forDisplay</a><a name=\"Extension.extension.6\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Use for display ?</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1250.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_blank.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> extension<a name=\"Extension.extension.extension.4\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..0</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1250.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_blank.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:forDisplay.url\">url</a><a name=\"Extension.extension.url.4\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">&quot;forDisplay&quot;</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1240.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vline.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_blank.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end_slice.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.extension:forDisplay.value[x]\">value[x]</a><a name=\"Extension.extension.value_x_.4\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#boolean\">boolean</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Value of extension</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-sdc-questionnaire-choiceColumn-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">&quot;http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn&quot;</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> value[x]<a name=\"Extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..0</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"> <a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
 },
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
 "valueCode": "fhir"
 },
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
 "valueInteger": 4,
 "_valueInteger": {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
 "valueCanonical": "http://hl7.org/fhir/uv/sdc/ImplementationGuide/hl7.fhir.uv.sdc"
 }
 ]
 }
 },
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
 "valueCode": "trial-use",
 "_valueCode": {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
 "valueCanonical": "http://hl7.org/fhir/uv/sdc/ImplementationGuide/hl7.fhir.uv.sdc"
 }
 ]
 }
 }
 ],
 "url": "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn",
 "identifier": [
 {
 "system": "urn:ietf:rfc:3986",
 "value": "urn:oid:2.16.840.1.113883.4.642.40.17.42.19"
 }
 ],
 "version": "4.0.0-ballot",
 "name": "ChoiceColumnExtension",
 "title": "Choice column",
 "status": "active",
 "date": "2024-12-17T01:55:34+00:00",
 "publisher": "HL7 International / FHIR Infrastructure",
 "contact": [
 {
 "name": "HL7 International / FHIR Infrastructure",
 "telecom": [
 {
 "system": "url",
 "value": "http://www.hl7.org/Special/committees/fiwg"
 }
 ]
 },
 {
 "telecom": [
 {
 "system": "url",
 "value": "http://www.hl7.org/Special/committees/fiwg"
 }
 ]
 }
 ],
 "description": "Provides guidelines for rendering multi-column choices. I.e. when displaying a list of codes (for `choice` or `open-choice` items) or a list of resources (for `reference` items), this extension allows the drop-down to have multiple columns. For codes, the author can pick additional code system properties to display - such as alternate display names strength or form for drug codes, etc. For references, the author can choose particular columns from the resource (e.g. first name, last name, specialty, address).",
 "jurisdiction": [
 {
 "coding": [
 {
 "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
 "code": "001",
 "display": "World"
 }
 ]
 }
 ],
 "fhirVersion": "4.0.1",
 "mapping": [
 {
 "identity": "rim",
 "uri": "http://hl7.org/v3",
 "name": "RIM Mapping"
 }
 ],
 "kind": "complex-type",
 "abstract": false,
 "context": [
 {
 "type": "element",
 "expression": "Questionnaire.item"
 },
 {
 "type": "element",
 "expression": "ElementDefinition"
 }
 ],
 "contextInvariant": [
 "ofType(ElementDefinition).type.exists(code='Coding' or code='Reference') or where(%resource.is(Questionnaire)).exists(type.first()='choice' or type.first()='open-choice' or type.first()='reference')"
 ],
 "type": "Extension",
 "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
 "derivation": "constraint",
 "snapshot": {
 "element": [
 {
 "id": "Extension",
 "path": "Extension",
 "short": "Guide for rendering multi-column choices",
 "definition": "Provides guidelines for rendering multi-column choices. I.e. when displaying a list of codes (for `choice` or `open-choice` items) or a list of resources (for `reference` items), this extension allows the drop-down to have multiple columns. For codes, the author can pick additional code system properties to display - such as alternate display names strength or form for drug codes, etc. For references, the author can choose particular columns from the resource (e.g. first name, last name, specialty, address).",
 "comment": "Each repetition represents a column to display.",
 "min": 0,
 "max": "*",
 "base": {
 "path": "Extension",
 "min": 0,
 "max": "*"
 },
 "condition": [
 "ele-1"
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false
 },
 {
 "id": "Extension.id",
 "path": "Extension.id",
 "representation": [
 "xmlAttr"
 ],
 "short": "Unique id for inter-element referencing",
 "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.id",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "string"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "n/a"
 }
 ]
 },
 {
 "id": "Extension.extension",
 "path": "Extension.extension",
 "slicing": {
 "discriminator": [
 {
 "type": "value",
 "path": "url"
 }
 ],
 "description": "Extensions are always sliced by (at least) url",
 "rules": "open"
 },
 "short": "Extension",
 "definition": "An Extension",
 "min": 1,
 "max": "*",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:path",
 "path": "Extension.extension",
 "sliceName": "path",
 "short": "Column path",
 "definition": "The element to display within the column (see notes).",
 "comment": "When the question has a type of choice or open-choice, the path will be interpreted as the 'code' of a property for the code that is available from the answerValueSet. For code systems that have alternate designations, the path can also indicate the language or designation use, provided that the code system only has one designation for each language or use within the code system. A path of 'display' will refer to the default displayname for the code as specified in CodeSystem.concept.display.\n\nWhen the question has a type of reference, the path will be interpreted as a FHIRPath evaluated against the candidate resources.",
 "min": 1,
 "max": "1",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:path.id",
 "path": "Extension.extension.id",
 "representation": [
 "xmlAttr"
 ],
 "short": "Unique id for inter-element referencing",
 "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.id",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "string"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "n/a"
 }
 ]
 },
 {
 "id": "Extension.extension:path.extension",
 "path": "Extension.extension.extension",
 "slicing": {
 "discriminator": [
 {
 "type": "value",
 "path": "url"
 }
 ],
 "description": "Extensions are always sliced by (at least) url",
 "rules": "open"
 },
 "short": "Extension",
 "definition": "An Extension",
 "min": 0,
 "max": "0",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:path.url",
 "path": "Extension.extension.url",
 "representation": [
 "xmlAttr"
 ],
 "short": "identifies the meaning of the extension",
 "definition": "Source of the definition for the extension code - a logical name or a URL.",
 "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
 "min": 1,
 "max": "1",
 "base": {
 "path": "Extension.url",
 "min": 1,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "uri"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "fixedUri": "path",
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:path.value[x]",
 "path": "Extension.extension.value[x]",
 "short": "Value of extension",
 "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Extension.value[x]",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "code": "string"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:label",
 "path": "Extension.extension",
 "sliceName": "label",
 "short": "Column label",
 "definition": "The label to appear at the top of the column.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:label.id",
 "path": "Extension.extension.id",
 "representation": [
 "xmlAttr"
 ],
 "short": "Unique id for inter-element referencing",
 "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.id",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "string"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "n/a"
 }
 ]
 },
 {
 "id": "Extension.extension:label.extension",
 "path": "Extension.extension.extension",
 "slicing": {
 "discriminator": [
 {
 "type": "value",
 "path": "url"
 }
 ],
 "description": "Extensions are always sliced by (at least) url",
 "rules": "open"
 },
 "short": "Extension",
 "definition": "An Extension",
 "min": 0,
 "max": "0",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:label.url",
 "path": "Extension.extension.url",
 "representation": [
 "xmlAttr"
 ],
 "short": "identifies the meaning of the extension",
 "definition": "Source of the definition for the extension code - a logical name or a URL.",
 "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
 "min": 1,
 "max": "1",
 "base": {
 "path": "Extension.url",
 "min": 1,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "uri"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "fixedUri": "label",
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:label.value[x]",
 "path": "Extension.extension.value[x]",
 "short": "Value of extension",
 "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Extension.value[x]",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "code": "string"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:width",
 "path": "Extension.extension",
 "sliceName": "width",
 "short": "Width of column",
 "definition": "The size to allocate for the column within the table showing the choices.",
 "comment": "code missing = pixels; code = % = percentage.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:width.id",
 "path": "Extension.extension.id",
 "representation": [
 "xmlAttr"
 ],
 "short": "Unique id for inter-element referencing",
 "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.id",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "string"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "n/a"
 }
 ]
 },
 {
 "id": "Extension.extension:width.extension",
 "path": "Extension.extension.extension",
 "slicing": {
 "discriminator": [
 {
 "type": "value",
 "path": "url"
 }
 ],
 "description": "Extensions are always sliced by (at least) url",
 "rules": "open"
 },
 "short": "Extension",
 "definition": "An Extension",
 "min": 0,
 "max": "0",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:width.url",
 "path": "Extension.extension.url",
 "representation": [
 "xmlAttr"
 ],
 "short": "identifies the meaning of the extension",
 "definition": "Source of the definition for the extension code - a logical name or a URL.",
 "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
 "min": 1,
 "max": "1",
 "base": {
 "path": "Extension.url",
 "min": 1,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "uri"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "fixedUri": "width",
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:width.value[x]",
 "path": "Extension.extension.value[x]",
 "short": "Value of extension",
 "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Extension.value[x]",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "code": "Quantity"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:forDisplay",
 "path": "Extension.extension",
 "sliceName": "forDisplay",
 "short": "Use for display ?",
 "definition": "If true, indicates that this column should be used as (or as part of) the display value for the coding or reference once selected. I.e. Coding.display or Reference.display as stored in the QuestionnaireResponse and displayed to the user as the selected answer.",
 "comment": "For codes, only one column can be picked and it must be a column that corresponds to a legal display name for the code from the value set. For references, multiple columns can be picked. If more than one column is chosen, the Reference.display will contain concatenate the column values in the order defined separating them with a single space.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:forDisplay.id",
 "path": "Extension.extension.id",
 "representation": [
 "xmlAttr"
 ],
 "short": "Unique id for inter-element referencing",
 "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Element.id",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "string"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "n/a"
 }
 ]
 },
 {
 "id": "Extension.extension:forDisplay.extension",
 "path": "Extension.extension.extension",
 "slicing": {
 "discriminator": [
 {
 "type": "value",
 "path": "url"
 }
 ],
 "description": "Extensions are always sliced by (at least) url",
 "rules": "open"
 },
 "short": "Extension",
 "definition": "An Extension",
 "min": 0,
 "max": "0",
 "base": {
 "path": "Element.extension",
 "min": 0,
 "max": "*"
 },
 "type": [
 {
 "code": "Extension"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 },
 {
 "key": "ext-1",
 "severity": "error",
 "human": "Must have either extensions or value[x], not both",
 "expression": "extension.exists() != value.exists()",
 "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
 "source": "http://hl7.org/fhir/StructureDefinition/Extension"
 }
 ],
 "isModifier": false,
 "isSummary": false
 },
 {
 "id": "Extension.extension:forDisplay.url",
 "path": "Extension.extension.url",
 "representation": [
 "xmlAttr"
 ],
 "short": "identifies the meaning of the extension",
 "definition": "Source of the definition for the extension code - a logical name or a URL.",
 "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
 "min": 1,
 "max": "1",
 "base": {
 "path": "Extension.url",
 "min": 1,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "uri"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "fixedUri": "forDisplay",
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.extension:forDisplay.value[x]",
 "path": "Extension.extension.value[x]",
 "short": "Value of extension",
 "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
 "min": 0,
 "max": "1",
 "base": {
 "path": "Extension.value[x]",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "code": "boolean"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.url",
 "path": "Extension.url",
 "representation": [
 "xmlAttr"
 ],
 "short": "identifies the meaning of the extension",
 "definition": "Source of the definition for the extension code - a logical name or a URL.",
 "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
 "min": 1,
 "max": "1",
 "base": {
 "path": "Extension.url",
 "min": 1,
 "max": "1"
 },
 "type": [
 {
 "extension": [
 {
 "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
 "valueUrl": "uri"
 }
 ],
 "code": "http://hl7.org/fhirpath/System.String"
 }
 ],
 "fixedUri": "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn",
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 },
 {
 "id": "Extension.value[x]",
 "path": "Extension.value[x]",
 "short": "Value of extension",
 "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
 "min": 0,
 "max": "0",
 "base": {
 "path": "Extension.value[x]",
 "min": 0,
 "max": "1"
 },
 "type": [
 {
 "code": "base64Binary"
 },
 {
 "code": "boolean"
 },
 {
 "code": "canonical"
 },
 {
 "code": "code"
 },
 {
 "code": "date"
 },
 {
 "code": "dateTime"
 },
 {
 "code": "decimal"
 },
 {
 "code": "id"
 },
 {
 "code": "instant"
 },
 {
 "code": "integer"
 },
 {
 "code": "markdown"
 },
 {
 "code": "oid"
 },
 {
 "code": "positiveInt"
 },
 {
 "code": "string"
 },
 {
 "code": "time"
 },
 {
 "code": "unsignedInt"
 },
 {
 "code": "uri"
 },
 {
 "code": "url"
 },
 {
 "code": "uuid"
 },
 {
 "code": "Address"
 },
 {
 "code": "Age"
 },
 {
 "code": "Annotation"
 },
 {
 "code": "Attachment"
 },
 {
 "code": "CodeableConcept"
 },
 {
 "code": "Coding"
 },
 {
 "code": "ContactPoint"
 },
 {
 "code": "Count"
 },
 {
 "code": "Distance"
 },
 {
 "code": "Duration"
 },
 {
 "code": "HumanName"
 },
 {
 "code": "Identifier"
 },
 {
 "code": "Money"
 },
 {
 "code": "Period"
 },
 {
 "code": "Quantity"
 },
 {
 "code": "Range"
 },
 {
 "code": "Ratio"
 },
 {
 "code": "Reference"
 },
 {
 "code": "SampledData"
 },
 {
 "code": "Signature"
 },
 {
 "code": "Timing"
 },
 {
 "code": "ContactDetail"
 },
 {
 "code": "Contributor"
 },
 {
 "code": "DataRequirement"
 },
 {
 "code": "Expression"
 },
 {
 "code": "ParameterDefinition"
 },
 {
 "code": "RelatedArtifact"
 },
 {
 "code": "TriggerDefinition"
 },
 {
 "code": "UsageContext"
 },
 {
 "code": "Dosage"
 },
 {
 "code": "Meta"
 }
 ],
 "constraint": [
 {
 "key": "ele-1",
 "severity": "error",
 "human": "All FHIR elements must have a @value or children",
 "expression": "hasValue() or (children().count() > id.count())",
 "xpath": "@value|f:*|h:div",
 "source": "http://hl7.org/fhir/StructureDefinition/Element"
 }
 ],
 "isModifier": false,
 "isSummary": false,
 "mapping": [
 {
 "identity": "rim",
 "map": "N/A"
 }
 ]
 }
 ]
 },
 "differential": {
 "element": [
 {
 "id": "Extension",
 "path": "Extension",
 "short": "Guide for rendering multi-column choices",
 "definition": "Provides guidelines for rendering multi-column choices. I.e. when displaying a list of codes (for `choice` or `open-choice` items) or a list of resources (for `reference` items), this extension allows the drop-down to have multiple columns. For codes, the author can pick additional code system properties to display - such as alternate display names strength or form for drug codes, etc. For references, the author can choose particular columns from the resource (e.g. first name, last name, specialty, address).",
 "comment": "Each repetition represents a column to display."
 },
 {
 "id": "Extension.extension",
 "path": "Extension.extension",
 "min": 1
 },
 {
 "id": "Extension.extension:path",
 "path": "Extension.extension",
 "sliceName": "path",
 "short": "Column path",
 "definition": "The element to display within the column (see notes).",
 "comment": "When the question has a type of choice or open-choice, the path will be interpreted as the 'code' of a property for the code that is available from the answerValueSet. For code systems that have alternate designations, the path can also indicate the language or designation use, provided that the code system only has one designation for each language or use within the code system. A path of 'display' will refer to the default displayname for the code as specified in CodeSystem.concept.display.\n\nWhen the question has a type of reference, the path will be interpreted as a FHIRPath evaluated against the candidate resources.",
 "min": 1,
 "max": "1"
 },
 {
 "id": "Extension.extension:path.extension",
 "path": "Extension.extension.extension",
 "max": "0"
 },
 {
 "id": "Extension.extension:path.url",
 "path": "Extension.extension.url",
 "fixedUri": "path"
 },
 {
 "id": "Extension.extension:path.value[x]",
 "path": "Extension.extension.value[x]",
 "type": [
 {
 "code": "string"
 }
 ]
 },
 {
 "id": "Extension.extension:label",
 "path": "Extension.extension",
 "sliceName": "label",
 "short": "Column label",
 "definition": "The label to appear at the top of the column.",
 "min": 0,
 "max": "1"
 },
 {
 "id": "Extension.extension:label.extension",
 "path": "Extension.extension.extension",
 "max": "0"
 },
 {
 "id": "Extension.extension:label.url",
 "path": "Extension.extension.url",
 "fixedUri": "label"
 },
 {
 "id": "Extension.extension:label.value[x]",
 "path": "Extension.extension.value[x]",
 "type": [
 {
 "code": "string"
 }
 ]
 },
 {
 "id": "Extension.extension:width",
 "path": "Extension.extension",
 "sliceName": "width",
 "short": "Width of column",
 "definition": "The size to allocate for the column within the table showing the choices.",
 "comment": "code missing = pixels; code = % = percentage.",
 "min": 0,
 "max": "1"
 },
 {
 "id": "Extension.extension:width.extension",
 "path": "Extension.extension.extension",
 "max": "0"
 },
 {
 "id": "Extension.extension:width.url",
 "path": "Extension.extension.url",
 "fixedUri": "width"
 },
 {
 "id": "Extension.extension:width.value[x]",
 "path": "Extension.extension.value[x]",
 "type": [
 {
 "code": "Quantity"
 }
 ]
 },
 {
 "id": "Extension.extension:forDisplay",
 "path": "Extension.extension",
 "sliceName": "forDisplay",
 "short": "Use for display ?",
 "definition": "If true, indicates that this column should be used as (or as part of) the display value for the coding or reference once selected. I.e. Coding.display or Reference.display as stored in the QuestionnaireResponse and displayed to the user as the selected answer.",
 "comment": "For codes, only one column can be picked and it must be a column that corresponds to a legal display name for the code from the value set. For references, multiple columns can be picked. If more than one column is chosen, the Reference.display will contain concatenate the column values in the order defined separating them with a single space.",
 "min": 0,
 "max": "1"
 },
 {
 "id": "Extension.extension:forDisplay.extension",
 "path": "Extension.extension.extension",
 "max": "0"
 },
 {
 "id": "Extension.extension:forDisplay.url",
 "path": "Extension.extension.url",
 "fixedUri": "forDisplay"
 },
 {
 "id": "Extension.extension:forDisplay.value[x]",
 "path": "Extension.extension.value[x]",
 "type": [
 {
 "code": "boolean"
 }
 ]
 },
 {
 "id": "Extension.url",
 "path": "Extension.url",
 "fixedUri": "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn"
 },
 {
 "id": "Extension.value[x]",
 "path": "Extension.value[x]",
 "max": "0"
 }
 ]
 }
}

name : ChoiceColumnExtension

{

}