This is the ValueSet that contains all the codes in Medically Assisted Hydration Order Grouping (http://hl7.org/fhir/us/pacio-adi/ValueSet/ADIDMedicallyAssistedHydrationNutritionOrderGroupingVS) and Medically Assisted Hydration Order Grouping (http://hl7.org/fhir/us/pacio-adi/ValueSet/ADIDMedicallyAssistedHydrationNutritionOrderGroupingVS). E.g. what you have to deal with if you get resources containing codes in either of them