title: Prophylaxis of pulmonary embolism in general surgery by means of small doses of heparin administered subcutaneously.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D004334:Drug Administration Schedule; D006493:Heparin / Q000008:administration & dosage*; D006801:Humans; D007279:Injections, Subcutaneous; D008875:Middle Aged; D011183:Postoperative Complications / Q000517:prevention & control*; D011655:Pulmonary Embolism / Q000517:prevention & control*; D012189:Retrospective Studies
chemical_list: D006493:Heparin