title: [HLA-antigens and ulcerative colitis in Spain].
authors.forename: A S
authors.initials: AS
authors.lastname: Peña
mesh_terms: D003093:Colitis, Ulcerative / Q000235:genetics / Q000276:immunology*; D006680:HLA Antigens / Q000235:genetics*; D006684:HLA-DR Antigens / Q000235:genetics; D006801:Humans; D013030:Spain
chemical_list: D006680:HLA Antigens; D006684:HLA-DR Antigens
vernacular_title: Antígenos de histocompatibilidad y la colitis ulcerosa en España.