1. Department of Urology; Chonbuk National University Medical School and Institute for Medical Sciences; Chonbuk National University and Biomedical Research Institute and Clinical Trial Center for Medical Devices of Chonbuk National University Hospital; Jeonju Korea
2. Department of Urology; Renji Hospital; Shanghai Jiao Tong University Medical School and Shanghai Institute of Andrology; Shanghai China
3. Department of Urology; Sungkyunkwan University Medical School; Seoul Korea
4. Department of Pathology; Chonbuk National University Medical School and Institute for Medical Sciences; Chonbuk National University and Biomedical Research; Institute of Chonbuk National University Hospital; Jeonju Korea