title: Oral contraceptives, venous thromboembolic disease, and ABO blood type.
mesh_terms: D000017:ABO Blood-Group System; D003276:Contraceptives, Oral / Q000009:adverse effects* / Q000378:metabolism; D005260:Female; D006801:Humans; D013923:Thromboembolism / Q000139:chemically induced*
chemical_list: D000017:ABO Blood-Group System; D003276:Contraceptives, Oral