providers: bioregistry: https://bioregistry.io/orphanet.ordo:C023 default: http://www.orpha.net/ORDO/Orphanet_C023 miriam: https://identifiers.org/orphanet.ordo:Orphanet_C023 n2t: https://n2t.net/orphanet.ordo:C023 query: identifier: C023 prefix: orphanet.ordo