Letter: Low-dose heparin and the prevention of venous thromboembolic disease.
D005340:Fibrinogen / Q000378:metabolism; D006493:Heparin / Q000008:administration & dosage / Q000627:therapeutic use*; D006801:Humans; D013924:Thrombophlebitis / Q000175:diagnosis / Q000517:prevention & control*
D005340:Fibrinogen; D006493:Heparin