This is the ValueSet that contains all the codes in DSUBm payload admitted Value Set (https://profiles.ihe.net/ITI/DSUBm/ValueSet/payload-content-value-set) and DSUBm payload admitted Value Set (https://profiles.ihe.net/ITI/DSUBm/ValueSet/payload-content-value-set). E.g. what you have to deal with if you get resources containing codes in either of them