Heparin prophylaxis trials of venous thrombosis: a critical review.
D001780:Blood Coagulation Tests; D002986:Clinical Trials as Topic; D005340:Fibrinogen / Q000378:metabolism; D006406:Hematoma / Q000139:chemically induced; D006417:Hematuria / Q000139:chemically induced; D006470:Hemorrhage / Q000139:chemically induced; D006493:Heparin / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D010690:Phlebography; D010919:Placebos; D011183:Postoperative Complications / Q000517:prevention & control; D011655:Pulmonary Embolism / Q000517:prevention & control; D011897:Random Allocation; D013924:Thrombophlebitis / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000517:prevention & control*
D010919:Placebos; D005340:Fibrinogen; D006493:Heparin