1. Department of Nursing, The First Affiliated Hospital of Nanchang University, Nanchang, China.
2. The First Clinical Medical College of Nanchang University, Nanchang, China.
3. Department of Urology, The People's Hospital of Yongxiu County, Jiujiang, China.
4. Department of Urology, The First Affiliated Hospital of Nanchang University, Nanchang, China.