TY - GEN AU - Sapala,J A AU - Szilagyi,D E TI - A simple aid in greater saphenous phlebography SN - 0039-6087 PY - 1975///0702 KW - Contrast Media KW - Evaluation Studies as Topic KW - Humans KW - Leg KW - Muscle Contraction KW - Phlebography KW - adverse effects KW - Saphenous Vein KW - diagnostic imaging KW - Thrombosis KW - etiology KW - Valsalva Maneuver N1 - Publication Type: Comparative Study; Journal Article ER -