f:ElementDefinition
extension with URL = 'http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits': maximum cardinality of 'extension' is 1
representation: maximum cardinality of 'representation' is 0
slicing: maximum cardinality of 'slicing' is 0
short: maximum cardinality of 'short' is 0
contentReference: maximum cardinality of 'contentReference' is 0
fixed[x]: maximum cardinality of 'fixed[x]' is 0
pattern[x]: maximum cardinality of 'pattern[x]' is 0
isModifier: maximum cardinality of 'isModifier' is 0
isSummary: maximum cardinality of 'isSummary' is 0
f:ElementDefinition/f:type
profile: maximum cardinality of 'profile' is 0
aggregation: maximum cardinality of 'aggregation' is 0