{description: 'Multiple Resources: \r\n\r\n* [ActivityDefinition](activitydefinition.html): The time during which the activity definition is intended to be in use\r\n* [ChargeItemDefinition](chargeitemdefinition.html): The time during which the charge item definition is intended to be in use\r\n* [Citation](citation.html): The time during which the citation is intended to be in use\r\n* [CodeSystem](codesystem.html): The time during which the CodeSystem is intended to be in use\r\n* [ConceptMap](conceptmap.html): The time during which the ConceptMap is intended to be in use\r\n* [EventDefinition](eventdefinition.html): The time during which the event definition is intended to be in use\r\n* [Library](library.html): The time during which the library is intended to be in use\r\n* [Measure](measure.html): The time during which the measure is intended to be in use\r\n* [NamingSystem](namingsystem.html): The time during which the NamingSystem is intended to be in use\r\n* [PlanDefinition](plandefinition.html): The time during which the plan definition is intended to be in use\r\n* [Questionnaire](questionnaire.html): The time during which the questionnaire is intended to be in use\r\n* [ValueSet](valueset.html): The time during which the ValueSet is intended to be in use\r\n', package_name: hl7.fhir.r6.core, name: effective, type: date, package_version: 6.0.0-ballot3, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/MetadataResource-effective', version: 6.0.0-ballot3}