title: A comparative study of low doses of heparin and a heparin analogue in the prevention of postoperative deep vein thrombosis.
mesh_terms: D000328:Adult; D000368:Aged; D000990:Antithrombin III; D001780:Blood Coagulation Tests; D004305:Dose-Response Relationship, Drug; D005260:Female; D006025:Glycosaminoglycans / Q000627:therapeutic use*; D006406:Hematoma / Q000517:prevention & control; D006470:Hemorrhage / Q000517:prevention & control; D006493:Heparin / Q000031:analogs & derivatives / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000517:prevention & control*; D013924:Thrombophlebitis / Q000517:prevention & control*
chemical_list: D006025:Glycosaminoglycans; D000990:Antithrombin III; D006493:Heparin