1. Veterans Affairs Medical Center (H.F.S.H., W.G., J.E.O., L.M.P.), East Orange, New Jersey 07019
2. Department of Surgery, Section of Urology (H.F.S.H., M.-T.L.) and Dentistry-New Jersey Medical School, Newark, New Jersey 07103
3. Neuroscience (J.E.O.) University of Medicine and Dentistry-New Jersey Medical School, Newark, New Jersey 07103