7Wilson NM, Butt DL, Browse NL. Repair and replacement of deep vein valves in the treatment of venous insufficiency. Br J Stag,1991,78(4) :388.
8Kistner RL. Surgical repair of the incompetence of femoral vein valve. Arch Surg,1975,110(6) :1336.
9Belearo G, Nieolaides AN, Errchi BM, et al. Expanded polytetrafluoroethylene in external valvuloplasty for superficial or deep vein incompetence. Angiology, 2000,51 ( 8 ) : s27.
10Kim IK, Boong LB, Bergan JJ. Venous hemodynamic changes after external banding valvuloplasty with varicosectomy in the treatment of primary varicose veins. J Cardiovasc Surg Torino,1999,40(4) :567.