title: Midwinter conference of immunologists.
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D006680:HLA Antigens / Q000032:analysis; D006649:Histocompatibility Antigens / Q000235:genetics; D006801:Humans; D007111:Immunity, Cellular; D008285:Major Histocompatibility Complex; D051379:Mice; D010802:Phylogeny; D051381:Rats
chemical_list: D006680:HLA Antigens; D006649:Histocompatibility Antigens