81 PREDICTING FACTORS FOR ERECTILE FUNCTION RECOVERY FOLLOWING INTRAFASCIAL BILATERAL NERVE-SPARING RADICAL PROSTATECTOMY. A COMPARATIVE STUDY BETWEEN THE OPEN AND ROBOTIC APPROACH - Buffi, N.; Gallina, A.; Gadda, G.; Scapaticci, E.; Zanoni, M.; Cestari, A.; Lazzeri, M.; Suardi, N.; Briganti, A.; Rigatti, P.; Montorsi, F.; Guazzoni, G. (European Urology Supplements, 2010)