TY - GEN AU - Barnes,R W AU - Ross,E A AU - Strandness,D E TI - Noninvasive quantitation of deep venous incompetence: primary vs secondary varicose veins SN - 0071-8041 PY - 1975///0318 KW - Blood Flow Velocity KW - Blood Pressure KW - Humans KW - Phlebitis KW - complications KW - Phlebography KW - Varicose Veins KW - diagnosis N1 - Publication Type: Journal Article ER -