Constraint Descriptor : ccda21113 (type: org.eclipse.emf.ecore.impl.DynamicEObjectImpl@7dd92a36 (eClass: org.eclipse.emf.ecore.impl.EClassImpl@531ed68e (name: OclInvalid_Class) (instanceClassName: null) (abstract: false, interface: false)), kind: Cardinality)

Constraint : ccda21113

Constraint Name
ccda21113 (type: org.eclipse.emf.ecore.impl.DynamicEObjectImpl@7dd92a36 (eClass: org.eclipse.emf.ecore.impl.EClassImpl@531ed68e (name: OclInvalid_Class) (instanceClassName: null) (abstract: false, interface: false)), kind: Cardinality)
Constraint Class
USRealmHeaderV3
Package
ccda21
Description
In US Realm Header (V3), /hl7:ClinicalDocument[hl7:templateId/@root='2.16.840.1.113883.10.20.22.1.1'] SHALL contain at least ONE hl7:realmCode (Item : CONF:1198-16791)
OCL 
(not self.nullFlavor.oclIsUndefined()) or self.realmCode->size()>0