title: The prophylazis of deep vein thrombosis with low-dose heparin: a trial.
mesh_terms: D000368:Aged; D005260:Female; D005340:Fibrinogen; D006406:Hematoma / Q000139:chemically induced; D006493:Heparin / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D006801:Humans; D007279:Injections, Subcutaneous; D007457:Iodine Radioisotopes; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000175:diagnosis / Q000517:prevention & control*; D011655:Pulmonary Embolism / Q000517:prevention & control; D013924:Thrombophlebitis / Q000175:diagnosis / Q000517:prevention & control*
chemical_list: D007457:Iodine Radioisotopes; D005340:Fibrinogen; D006493:Heparin