NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension SSource Identifier
... extension (Cohort Name) 1..1Name of the cohort.
.... extension 0..0
.... url 1..1"cohortName"
.... valueString 1..1string
... extension (Dataset Name) 1..1Name of the dataset.
.... extension 0..0
.... url 1..1"datasetName"
.... valueString 1..1string
... extension (Archetype Name) 1..1Name of the archetype
.... extension 0..0
.... url 1..1"archetypeName"
.... valueString 1..1string
... url "http://stelar.org/StructureDefinition/stelar/extension/const-sourceIdentifier"
... value[x] 0..0

doco Documentation for this format