{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "**Definition:**\\r\\n\\r\\nThe set of observation type concepts that can be used to express pre-conditions to a particular dosage definition.\\r\\n\\r\\nRationale: Used to constrain the set of observations to those related to the applicability of a dosage, such as height, weight, age, pregnancy, liver function, kidney function, etc. For example, in drug master-file type records indicating when a specified dose is applicable.\\r\\n\\r\\n*OpenIssue:* This concept domain should be reviewed to determine whether it needs a \\\"ConceptualSpaceForClassCode\\\" property to link to a RIM classCode.",
  "system" : "http://terminology.hl7.org/CodeSystem/conceptdomains",
  "property" : [ {
    "code" : "source",
    "valueCode" : "v3"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "ObservationType"
  } ],
  "codesystem" : "33eb862a-4e29-55df-b067-9b9d45b786af",
  "concept_id" : "380bf08c-a91b-5b22-8b02-dfd3fb81bbad",
  "ancestors" : {
    "ActCode" : 2,
    "ObservationType" : 1,
    "ObservationDosageDefinitionPreconditionType" : 0
  },
  "id" : "72938dae-1f9f-4b55-8b03-62729d3c26a1",
  "code" : "ObservationDosageDefinitionPreconditionType",
  "display" : "ObservationDosageDefinitionPreconditionType",
  "version" : "3.0.0"
}