title: Small doses of subcutaneous sodium heparin in preventing deep venous thrombosis after major surgery.
mesh_terms: D000368:Aged; D005170:Factor X / Q000378:metabolism; D005340:Fibrinogen; D006493:Heparin / Q000008:administration & dosage* / Q000378:metabolism; D006801:Humans; D007279:Injections, Subcutaneous; D007457:Iodine Radioisotopes; D008875:Middle Aged; D011183:Postoperative Complications / Q000517:prevention & control*; D011655:Pulmonary Embolism / Q000517:prevention & control; D012964:Sodium / Q000008:administration & dosage; D013924:Thrombophlebitis / Q000517:prevention & control*; D013997:Time Factors
chemical_list: D007457:Iodine Radioisotopes; D005170:Factor X; D005340:Fibrinogen; D006493:Heparin; D012964:Sodium