[1]
W. Mouton, A. K. Habegger, B. Haenni, S. Tschanz, I. Baumgartner, and M. Ochs, “Valve disease in chronic venous disorders: a quantitative ultrastructural analysis by transmission electron microscopy and stereology”, Swiss Med Wkly, vol. 143, no. 0708, p. w13755, Feb. 2013.