Department of Urology,Beijing Hospital,National Center of Gerontology,Institute of Geriatric Medicine,Chinese Academy of Medical Sciences & Peking Union Medical College,Beijing 100730,China

Graduate School of Peking Union Medical College,Beijing 100730,China

Department of Urology,Qilu Hospital,Shandong University,Jinan,Shandong 250013,China

Department of Urology,SUN YAT-SEN Memorial Hospital,Guangzhou,Guangdong 510235,China

Department of Urology,The First Affiliated Hospital of Zhengzhou University,Zhengzhou,Henan 450003,China

Department of Urology,Tongji Hospital,Tongji Medical College of Huazhong University of Science and Technology,Wuhan,Hubei 430030,China

Department of Urology,China Rehabilitation Research Center,Beijing 100068,China

Department of Urology,West China Hospital,Chengdu,Sichuan 610041,China

Department of Urology,The Second Affiliated Hospital of Nanjing Medical University,Nanjing,Jiangsu 210011,China

Department of Urology,General Hospital of Southern Theatre Command,Guangzhou,Guangdong 510010,China

Department of Urology,General Hospital of Central Theatre Command,Wuhan,Hubei 430071,China

Department of Urology,China-Japan Friendship Hospital,Beijing 100029,China

Department of Urology,Beijing Chao-Yang Hospital,Beijing 100027,China

Department of Urology,Peking University Third Hospital,Beijing 100191,China