title: Thrombosis-perspective on a major side effect or oral contraceptives.
mesh_terms: D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control*; D013924:Thrombophlebitis / Q000139:chemically induced* / Q000517:prevention & control
chemical_list: D003276:Contraceptives, Oral; D006493:Heparin