This is the ValueSet that contains all the codes in LOINC POLST Initial Tx Answer List (http://hl7.org/fhir/us/pacio-adi/ValueSet/LOINCPOLSTInitialTxAnswerList) and LOINC POLST Initial Tx Answer List (http://hl7.org/fhir/us/pacio-adi/ValueSet/LOINCPOLSTInitialTxAnswerList). E.g. what you have to deal with if you get resources containing codes in either of them