title: Modified "low-dose" heparin prophylaxis to reduce thrombosis after hip joint operations.
mesh_terms: D000328:Adult; D000368:Aged; D001241:Aspirin / Q000627:therapeutic use; D005069:Evaluation Studies as Topic; D005260:Female; D006406:Hematoma / Q000209:etiology; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006621:Hip Joint / Q000601:surgery*; D006801:Humans; D007866:Leg / Q000098:blood supply; D008239:Lysine / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000517:prevention & control; D013924:Thrombophlebitis / Q000175:diagnosis / Q000517:prevention & control*
chemical_list: D006493:Heparin; D008239:Lysine; D001241:Aspirin