title: Reply by the Authors.
authors.affiliation: Department of Urology, Roswell Park Cancer Institute, Buffalo, NY.
authors.forename: Paul R
authors.initials: PR
authors.lastname: May
authors.affiliation: Department of Urology, Roswell Park Cancer Institute, Buffalo, NY; Department of Urology, Cairo University, Egypt.
authors.forename: Ahmed A
authors.initials: AA
authors.lastname: Hussein
authors.affiliation: Department of Urology, Roswell Park Cancer Institute, Buffalo, NY.
authors.forename: Gregory
authors.initials: G
authors.lastname: Wilding
authors.affiliation: Department of Urology, Roswell Park Cancer Institute, Buffalo, NY.
authors.forename: Khurshid A
authors.initials: KA
authors.lastname: Guru