title: Breast cancer and the S blood-group system.
mesh_terms: D001789:Blood Group Antigens; D001943:Breast Neoplasms / Q000209:etiology / Q000235:genetics*; D005260:Female; D005838:Genotype; D006801:Humans; D008297:Male; D008593:Menopause
chemical_list: D001789:Blood Group Antigens