{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "A expression that is evaluated in a specified context and returns a value. The context of use of the expression must specify the context in which the expression is evaluated, and how the result of the expression is used.",
  "system" : "http://hl7.org/fhir/data-types",
  "property" : [ ],
  "codesystem" : "64d60637-8e29-560e-9b01-99cac280eb2d",
  "concept_id" : "f709c8c9-68c0-5096-a874-d4d4e60b4a40",
  "ancestors" : {
    "Expression" : 0
  },
  "id" : "9720238b-01cd-4d01-81ce-f7679ed444e4",
  "code" : "Expression",
  "display" : "Expression",
  "version" : "4.0.1"
}