Union of http://hl7.org/fhir/StructureDefinition/researchStudy-siteRecruitment and http://hl7.org/fhir/StructureDefinition/researchStudy-siteRecruitment

This is the set of resources that conform to either of the profiles ResearchStudy Site Recruitment (http://hl7.org/fhir/StructureDefinition/researchStudy-siteRecruitment) and ResearchStudy Site Recruitment (http://hl7.org/fhir/StructureDefinition/researchStudy-siteRecruitment). E.g. what you have to deal with if you get resources conforming to one of them

Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1Target and actual numbers of sites for a study
ele-1: All FHIR elements must have a @value or children
ext-1: Must have either extensions or value[x], not both
... extension 0..*ExtensionAdditional content defined by implementations
ele-1: All FHIR elements must have a @value or children
ext-1: Must have either extensions or value[x], not both
... url 1..1uriidentifies the meaning of the extension

doco Documentation for this format