{
  "resourceType": "StructureDefinition",
  "id": "pharmacy-core-minDosePerPeriod",
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "phx"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 1
    }
  ],
  "url": "http://hl7.org/fhir/StructureDefinition/pharmacy-core-minDosePerPeriod",
  "name": "minDosePerPeriod",
  "title": "minDosePerPeriod",
  "status": "draft",
  "date": "2015-02-21",
  "publisher": "Health Level Seven International (Pharmacy)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/medication"
        }
      ]
    }
  ],
  "description": "The minimum total quantity of a therapeutic substance that may be administered to a subject over the period of time. E.g., 10 mg in 24 hours.",
  "fhirVersion": "3.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "MedicationRequest.dosageInstruction",
    "MedicationDispense.dosageInstruction"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "The minimum quantity of substance per period",
        "definition": "The minimum total quantity of a therapeutic substance that may be administered to a subject over the period of time. E.g., 10 mg in 24 hours.",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/pharmacy-core-minDosePerPeriod"
      },
      {
        "id": "Extension.valueRatio",
        "path": "Extension.valueRatio",
        "type": [
          {
            "code": "Ratio"
          }
        ]
      }
    ]
  }
}