This is the ValueSet that contains all the codes in DEQM Care Gap Reasons Value Set (http://hl7.org/fhir/uv/deqm/ValueSet/deqm-care-gap-reason) and DEQM Care Gap Reasons Value Set (http://hl7.org/fhir/uv/deqm/ValueSet/deqm-care-gap-reason). E.g. what you have to deal with if you get resources containing codes in either of them