227 INCREASED ERECTION HARDNESS CORRELATES WITH IMPROVED ERECTILE FUNCTION, SELF-ESTEEM, CONFIDENCE, AND SATISFACTION IN MEN WITH ERECTILE DYSFUNCTION (ED) TREATED WITH VIAGRA™ (SILDENAFIL CITRATE) IN A MULTINATIONAL, DOUBLE-BLIND, PLACEBO-CONTROLLED (DBPC) TRIAL WITH OPEN-LABEL (OL) EXTENSION
European Urology Supplements, 2007, 6, 79