{
  "resourceType" : "AllergyIntolerance",
  "identifier" : [" Identifier "], 
  "onset" : "<dateTime>", 
  "recordedDate" : "<dateTime>", 
  "recorder" : " Reference(Practitioner|Patient) ",
  "patient" : " Reference(Patient) ", 
  "reporter" : " Reference(Patient|RelatedPerson|Practitioner) ",
  "substance" : " CodeableConcept ", 
  "status" : "<code>",
  "criticality" : "<code>", 
  "type" : "<code>",
  "category" : "<code>",
  "lastOccurence" : "<dateTime>", 
  "note" : " Annotation ",
    "reaction" : [{"substance" : " CodeableConcept ", 
    "certainty" : "<code>", 
    "manifestation" : [" CodeableConcept "], 
    "description" : "<string>", 
    "onset" : "<dateTime>", 
    "severity" : "<code>", 
    "exposureRoute" : " CodeableConcept ", 
    "note" : " Annotation " 
  }]
}