http://hl7.org/fhir/StructureDefinition/researchStudy-studyRegistration|5.2.0

Dates for study registration activities.
typedestination
baseDefinitionhttp://hl7.org/fhir/StructureDefinition/Extension
typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.extension.typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.extension.url.typehttp://hl7.org/fhir/StructureDefinition/uri
Extension.extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/CodeableConcept
Extension.extension.value[x].binding.valueSethttp://hl7.org/fhir/ValueSet/research-study-registration-activity
Extension.extension.typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.extension.url.typehttp://hl7.org/fhir/StructureDefinition/uri
Extension.extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/boolean
Extension.extension.typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.extension.url.typehttp://hl7.org/fhir/StructureDefinition/uri
Extension.extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/Period
Extension.url.typehttp://hl7.org/fhir/StructureDefinition/uri