1. Department of Urology, Stanford University Medical Center, Stanford, California2Department of Urology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
2. Department of Urology, Stanford University Medical Center, Stanford, California3University of California, San Diego School of Medicine
3. Department of Urology, Stanford University Medical Center, Stanford, California
4. Department of Urology and Dermatology, Stanford University Medical Center, Stanford, California
5. Center for Surgery and Public Health, Brigham and Women’s Hospital, Boston, Massachusetts
6. Division of Urology, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts