people across the world have venous reflux disease.1
Gloviczki, P, Comerota, A, Dalsing, M, Eklof, B, Gillespie, D, Gloviczki, M, et al. The care of patients with varicose veins and associated chronic venous diseases: Clinical practice guidelines of the Society for Vascular Surgery and the American Venous Forum. J Vasc Surg. 2011 May; 53 (5 Suppl): 2S-48S.