TY - GEN AU - JOHNSTON,G C AU - ROBERTSON,H R TI - Vein ligation in the prevention of pulmonary embolus SN - 0008-4409 PY - 2010///1028 KW - Humans KW - Ligation KW - Pulmonary Embolism KW - Vascular Surgical Procedures N1 - Publication Type: Journal Article ER -