1. Department of Surgery/Urology, Veterans Affairs Medical Center, San Francisco, California 94121, United States of America
2. Department of Urology, University of California, San Francisco, California 94121, United States of America
3. Department of Urology, Osaka University Graduate School of Medicine, Suita 565-0871, Japan
4. Department of Oral Biology, Yonsei University College of Dentistry, Seoul 120-752, South Korea
5. Department of Urology, Shimane University Faculty of Medicine, Izumo 693-8501, Japan
6. Department of Urology, Kagoshima University Graduate School of Medical and Dental Sciences, Kagoshima 890-8544, Japan
7. Department of Medicine, Veterans Affairs Medical Center, San Francisco, California 94121, United States of America
8. Institute for Human Genetics, University of California, San Francisco, California 94121, United States of America