8Cogo A,Lensing A W,Prandoni P,et al.Distribution of thrombosis in patients with symptomatic deep vein thrombosis.Implications for simplifying the diagnostic process with compression ultrasound[J].Arch Intern Med,1993,153(24):2777-2780.
9Kazmers A,Groehn H,Meeker C.Acute calf vein thrombosis:outcomes and implications[J].Am Surg,1999,65(12):1124-1127.
10Masuda EM,Kessler DM,Kistner RL,et al.The natural history of calf vein thrombosis:lysis of thrombi and evelopment of reflux[J].J Vasc Surg,1998,28 (1):67-74.
