Fitzgerald M P¹, Davila Ramon A L², Garcia A², Palloni A², Tong L¹, Durazo-Arvizu R¹, Durazo-Arvizu R¹
1. Loyola University Medical Center, 2. University of Puerto Rico, San Juan

Kim S¹, Kwon D¹, Hwang E C¹, Rho J², Jeong H J³, Kim M K⁴, Choi H S¹, Ryu S B¹, Jung S I¹, Im C M¹, Oh K J¹
1. Chonnam National University, Department of Urology, 2. Chosun University, 3. Wonkwang University Hospital, 4. Chonbuk National Univereity

van Doorn B¹, Blanker M², Bosch R¹
1. Dept of Urology, University Medical Centre Utrecht, 2. Dept of General Practice, University Medical Centre Groningen

Nakagawa H¹, Ikeda Y¹, Kaiho Y¹, Matsushita M¹, Hozawa A², Ohmori-Matsuda K², Tsuji I², Arai Y¹
1. Department of Urology, Tohoku University Graduate School of Medicine, 2. Division of Epidemiology, Department of Public Health & Forensic Medicine, Tohoku University Graduate School of Medicine

Kaufman M¹, Wolter C², Lowrance W¹, Scarpero H¹, Dmochowski R¹, Cookson M¹, Smith, Jr. J¹
1. Vanderbilt Department of Urologic Surgery, 2. Mayo Clinic Scottsdale

Al-Shukri S¹, Kuzmin I¹, Lukina E¹
1. St Petersburg State Medical Pavlov University, Urology Department

Felde G¹, Bjelland I², Hunskaar S¹
1. University of Bergen, Department of Public Health and Primary Health Care, Section for General Practice, 2. University of Bergen, Department of Public Health and Primary Health Care, Research Group for Epidemiology, Lifestyle and Chronic disease

Zhu L¹
1. Peking Union Medical College Hospital,Beijing, P.R of China