Letter: The heparin unit: a source of medical misunderstanding.
D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D011183:Postoperative Complications / Q000517:prevention & control; D011655:Pulmonary Embolism / Q000517:prevention & control; D013514:Surgical Procedures, Operative; D013923:Thromboembolism / Q000517:prevention & control*; D013924:Thrombophlebitis / Q000517:prevention & control
D006493:Heparin