1. Rutherford RB. Vascular surgery (5 th edition). PA:W.B. Saunders, Philadelphia, 2000.;
2. Dean RH, Yao JST, Brewster DC. Current Diagnosis & Treatment in Vascular Surgery. Appleton&Lange, 1995.;
3. Gordon T, Kannel WB. Predisposition to atherosclerosis in the head, heart, and legs. Th e Framingham study. JAMA 1972; 221(7):661 -6.;
4. Brown AL, Juergens JL. Arteriosclerosis and atherosclerosis. In: Allen EV, et al. Peripheral vascular disease. Saunders, Philadelphia, 1972; 57-66.;
5. Sumner DS, Strandness DE Jr. Th e relationship between calf blood fl ow and ankle blood pressure in patients with intermittent claudication. Surgery, 1969; 65:763-771.;