This is the ValueSet that contains all the codes in AS ValueSet type de système d'information (https://interop.esante.gouv.fr/ig/fhir/annuaire/ValueSet/as-vs-type-systeme-information) and AS ValueSet type de système d'information (https://interop.esante.gouv.fr/ig/fhir/annuaire/ValueSet/as-vs-type-systeme-information). E.g. what you have to deal with if you get resources containing codes in either of them