1. Department of Urology, University of California San Francisco, San Francisco, California.
2. Division of Urology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Bangkok, Thailand.
3. Department of Urology, Oregon Health and Science University, Portland, Oregon.
4. Department of Urology, University of Washington, Seattle, Washington.
5. Department of Urology, University of California San Diego, La Jolla, California.