Venous thromboembolism three simple decisions (Part 2).
D006470:Hemorrhage / Q000139:chemically induced; D006493:Heparin / Q000008:administration & dosage* / Q000009:adverse effects; D006801:Humans; D010314:Partial Thromboplastin Time; D012306:Risk; D013923:Thromboembolism / Q000188:drug therapy*
D006493:Heparin