This is the ValueSet that contains all the codes in DocumentReferenceTypeESMSValueSet (https://interop.esante.gouv.fr/ig/fhir/sdo/ValueSet/type-document-reference-esms-valueset) and DocumentReferenceTypeESMSValueSet (https://interop.esante.gouv.fr/ig/fhir/sdo/ValueSet/type-document-reference-esms-valueset). E.g. what you have to deal with if you get resources containing codes in either of them