{
  "description": "The period covered by the documentation",
  "_filename": "SearchParameter-Composition-period.json",
  "package_name": "hl7.fhir.r5.core",
  "date": "2020-05-12T23:09:08+10:00",
  "expression": "Composition.event.period",
  "publisher": "Health Level Seven International (Structured Documents)",
  "name": "period",
  "xpath": "f:Composition/f:event/f:period",
  "xpathUsage": "normal",
  "type": "date",
  "experimental": "false",
  "resourceType": "SearchParameter",
  "title": null,
  "package_version": "4.4.0",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  } ],
  "status": "draft",
  "id": "1d5599f5-244b-475c-a972-73a882b37f29",
  "kind": null,
  "url": "http://hl7.org/fhir/SearchParameter/Composition-period",
  "code": "period",
  "comparator": [ "eq", "ne", "gt", "ge", "lt", "le", "sa", "eb", "ap" ],
  "base": [ "Composition" ],
  "version": "4.4.0",
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org/fhir",
      "system": "url"
    } ]
  }, {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/structure/index.cfm",
      "system": "url"
    } ]
  } ]
}