title: Prevention of venous thromboembolism by low-dose heparin.
mesh_terms: D000328:Adult; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control; D013923:Thromboembolism / Q000188:drug therapy / Q000517:prevention & control*; D013924:Thrombophlebitis / Q000517:prevention & control*
chemical_list: D006493:Heparin