This is the ValueSet that contains all the codes in PCT Supporting Info Type Value Set (http://hl7.org/fhir/us/davinci-pct/ValueSet/PCTSupportingInfoTypeVS) and PCT Supporting Info Type Value Set (http://hl7.org/fhir/us/davinci-pct/ValueSet/PCTSupportingInfoTypeVS). E.g. what you have to deal with if you get resources containing codes in either of them