title: Low doses of heparin in prevention of deep-vein thrombosis.
mesh_terms: D000367:Age Factors; D005170:Factor X / Q000378:metabolism; D006493:Heparin / Q000008:administration & dosage*; D006552:Hernia, Inguinal / Q000601:surgery; D006801:Humans; D007275:Injections, Intravenous; D007279:Injections, Subcutaneous; D007457:Iodine Radioisotopes; D007866:Leg / Q000098:blood supply; D008875:Middle Aged; D010690:Phlebography; D011183:Postoperative Complications; D013917:Thrombin / Q000378:metabolism; D013924:Thrombophlebitis / Q000175:diagnosis / Q000517:prevention & control*; D013997:Time Factors
chemical_list: D007457:Iodine Radioisotopes; D005170:Factor X; D006493:Heparin; D013917:Thrombin