D018801Chemicals & DrugsD23.050.301.264.035.102D23.050.301.264.894.090D23.101.100.110.102D23.101.100.894.090Antigens, CD2prns:meshDescriptorUIMeSH DescriptorUIprns:meshSemanticGroupNameMeSH semantic group nameprns:meshTreeNumberMeSH tree numberrdf:typetyperdfs:labellabelConcept