title: Oral contraceptives, smoking, and venous thromboembolism.
mesh_terms: D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D005342:Fibrinolysis; D006801:Humans; D008297:Male; D012907:Smoking / Q000150:complications*; D013923:Thromboembolism / Q000209:etiology*; D013924:Thrombophlebitis / Q000209:etiology
chemical_list: D003276:Contraceptives, Oral