title: Deep venous thrombosis after major operations.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D005260:Female; D005340:Fibrinogen; D006801:Humans; D007457:Iodine Radioisotopes; D007866:Leg / Q000098:blood supply; D008297:Male; D008875:Middle Aged; D010690:Phlebography; D011183:Postoperative Complications; D011655:Pulmonary Embolism / Q000209:etiology; D013924:Thrombophlebitis / Q000175:diagnosis / Q000209:etiology*; D013997:Time Factors
chemical_list: D007457:Iodine Radioisotopes; D005340:Fibrinogen