title: Small doses of subcutaneous heparin preventing deep-vein thrombosis in major surgery.
mesh_terms: D000328:Adult; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D007279:Injections, Subcutaneous; D011183:Postoperative Complications / Q000517:prevention & control*; D013896:Thoracic Diseases / Q000601:surgery; D013924:Thrombophlebitis / Q000517:prevention & control*
chemical_list: D006493:Heparin