I blood group system and its relationship to disease.
D000744:Anemia, Hemolytic, Autoimmune / Q000276:immunology*; D001323:Autoantibodies; D001327:Autoimmune Diseases / Q000276:immunology*; D001789:Blood Group Antigens; D004912:Erythrocytes; D006801:Humans
D001323:Autoantibodies; D001789:Blood Group Antigens