title: WITHDRAWN: Editorial Comment.
abstract: The Publisher regrets that this article is an accidental duplication of an article that has already been published, http://dx.doi.org/10.1016/j.urology.2013.02.086. The duplicate article has therefore been withdrawn.
authors.affiliation: Cattedra di Urologia, Seconda Università degli Studi di Napoli, Piazza Miraglia, Napoli, Italy.
authors.forename: Marco
authors.initials: M
authors.lastname: De Sio
authors.forename: Riccardo
authors.initials: R
authors.lastname: Autorino