<status value="active" /> <experimental value="false" /> <description value="Attachment dedicated to manage printable labels representing resource instances and readable by a device (e.g. barcode scanners)" /> <fhirVersion value="3.0.1" /> <kind value="complex-type" /> <abstract value="false" /> <type value="Attachment" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Attachment" /> <derivation value="constraint" /> <differential> <element id="Attachment.contentType"> <path value="Attachment.contentType" /> <min value="1" /> <constraint> <key value="type-1" /> <severity value="error" /> <human value="Content type must be among the supported ones" /> <expression value="in('application/pdf', 'application/x.hl725zet', 'application/x.hl725zlt', 'application/x.zpl')" /> </constraint> </element> <element id="Attachment.data"> <path value="Attachment.data" /> <definition value="The actual data of the attachment - a sequence of bytes. Depending on the contentType, the data shall be: - "application/pdf" --> data contains the PDF bytestream - "application/x.zpl" --> data contains a Zebra ZPL conformant string - "application/x.hl725zet" or "application/x.hl725zlt" --> data contains ZLT or ZET proprietary HL7 v2 extended Dedalus Format" /> <min value="1" /> </element> </differential> </StructureDefinition>