Some problems of diagnosis of system I autoantibodies.
D000017:ABO Blood-Group System; D000743:Anemia, Hemolytic / Q000276:immunology; D001323:Autoantibodies / Q000032:analysis*; D001789:Blood Group Antigens; D004912:Erythrocytes / Q000276:immunology; D006801:Humans; D010206:Papain / Q000494:pharmacology; D012463:Saliva / Q000276:immunology; D014470:Umbilical Cord / Q000276:immunology
D000017:ABO Blood-Group System; D001323:Autoantibodies; D001789:Blood Group Antigens; D010206:Papain