title: [Studies on the problem "Sid" and "Cad"].
mesh_terms: D000017:ABO Blood-Group System; D000371:Agglutination; D000906:Antibodies; D000917:Antibody Formation; D000936:Antigen-Antibody Complex; D001402:B-Lymphocytes / Q000276:immunology; D001789:Blood Group Antigens; D003429:Cross Reactions; D004912:Erythrocytes / Q000276:immunology; D006801:Humans; D007518:Isoantibodies; D012908:Snails / Q000276:immunology*
chemical_list: D000017:ABO Blood-Group System; D000906:Antibodies; D000936:Antigen-Antibody Complex; D001789:Blood Group Antigens; D007518:Isoantibodies
vernacular_title: Untersuchungen zum Problem "Sid" und "Cad"