This is the CodeSystem that contains all the codes in Type de contact (https://interop.esante.gouv.fr/ig/fhir/eclaire/CodeSystem/eclaire-type-contact-code-system) and Type de contact (https://interop.esante.gouv.fr/ig/fhir/eclaire/CodeSystem/eclaire-type-contact-code-system). E.g. what you have to deal with if you get resources containing codes in either of them