Department of Urology, Guangdong Provincial Work Injury Rehabilitation Hospital and Jinan University, Guangzhou, China;
Department of Urology, Guangzhou First Municipal People’s Hospital, Guangzhou, China;
Department of Urology, Qingyuan People’s Hospital, Qingyuan, China;
Department of Spinal Cord Injury Recovery Center, Guangdong Provincial Work Injury Rehabilitation Hospital, Guangzhou, China;