self.classification->select(cl : ClassificationType | (not cl.classificationScheme.oclIsUndefined()) and cl.classificationScheme='urn:uuid:a09d5840-386c-46f2-b5ad-9c3699a4309d')->size()=1 and
self.classification->select(cl : ClassificationType | (not cl.classificationScheme.oclIsUndefined()) and cl.classificationScheme='urn:uuid:a09d5840-386c-46f2-b5ad-9c3699a4309d')->forAll(cl : ClassificationType | (not cl.nodeRepresentation.oclIsUndefined()) and 
	(cl.nodeRepresentation='urn:epSOS:ep:pre:2010' or cl.nodeRepresentation='urn:ihe:iti:xds-sd:pdf:2008')
)