BLOOD GROUPS AND ULCERATIVE COLITIS.
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D003092:Colitis; D003093:Colitis, Ulcerative; D006801:Humans; D007585:Jews; D012204:Rh-Hr Blood-Group System
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System
ABO FACTORS; BLOOD GROUPS; COLITIS, ULCERATIVE; JEWS; RH FACTORS