7[5]Shami SK,Sarin S,Cheatle TR,et al.Venous ulcers and the superficial venous system[J].J Vasc Surg,1993; 17(3):487
8[6]Padberg FT Jr,Pappas PJ,Araki CT,et al.Hemodynamic and clinical improvement after superficial vein ablation in primary combined venous insufficiency with ulceration[J].J Vasc Surg,1996; 24(5):711
10[8]Ting AC,Cheng SW,Wu LL,et al.Changes in venous hemodynamics after superficial vein surgery for mixed superficial and deep venous insufficiency[J].World J Surg,2001; 25(2):122
