[1] Southmead Gen Hosp, Bristol Urol Inst, Bristol, Avon, England
[2] Uroctr New York, New York, NY USA
[3] UCL Natl Hosp Neurol & Neurosurg, Dept Uroneurol, London WC1N 3BG, England
[4] US FDA, Off Hlth Affairs, Bethesda, MD 20014 USA
[5] Univ Tennessee, Dept Urol, Memphis, TN USA
[6] Metropolitan Urol Specialists, Ctr Continence Care, St Paul, MN USA
[7] Univ Hosp Maastricht, Dept Urol, Maastricht, Netherlands