1. Department of Urology, University of California Irvine, Orange, California, USA.
2. Department of Medicine, University of Medicine and Pharmacy at Ho Chi Minh City, Ho Chi Minh City, Vietnam.
3. Department of Urology, University of Yamanashi, Chuo, Japan.
4. Cook County Health & Hospitals System, Chicago, Illinois, USA.
5. Oklahoma University Health Sciences Center, Oklahoma City, Oklahoma, USA.
6. Division of Urology, University of Toronto, Toronto, Ontario, Canada.
7. University of Miami, Coral Gables, Florida, USA.
8. Pham Ngoc Thach University of Medicine, Ho Chi Minh City, Vietnam.
9. Surgery Department, Clemenceau Medical Center Dubai, Dubai, United Arab Emirates.