http://hl7.org/fhir/StructureDefinition/allergyintolerance-assertedDate|4.0.1

The date on which the existence of the AllergyIntolerance was first asserted or acknowledged.
NameFlagsCardTypeDescription & Constraints
Extension
0..1Date the allergy or intolerance was first asserted
 
extension
?..0
 
url
?..?
 
value[x] *
1..?
 
 
valueDateTime *
1..?dateTime