Increased erection hardness correlates with improved erectile function, self-esteem, confidence, and satisfaction in men with erectile dysfunction (ED) treated with viagra (R) (sildenafil citrate) in a multinational, double-blind, placebo-controlled (DBPC) trial with open-label (OL) extension


Kadioalu A., Grohmann W., Depko A., Sun F., Collins S.

EUROPEAN UROLOGY SUPPLEMENTS, vol.6, no.2, pp.79, 2007 (SCI-Expanded) identifier