title: Author Reply.
authors.affiliation: Department of Urology, University of California at Irvine, Orange, CA.
authors.forename: Faysal A
authors.initials: FA
authors.lastname: Yafi
authors.affiliation: Department of Urology, Tulane University School of Medicine, New Orleans, LA.
authors.forename: Kenneth J
authors.initials: KJ
authors.lastname: DeLay
authors.affiliation: Department of Urology, Tulane University School of Medicine, New Orleans, LA.
authors.forename: Wayne J G
authors.initials: WJG
authors.lastname: Hellstrom