1. Surgery Department of Urology, The Third People’s Hospital of Xinjiang Uyghur Autonomous Region, Urumqi, P.R. China
2. Department of Pathology, The First Affiliated Hospital of Xinjiang Medical University, Urumqi, P.R. China
3. Department of Pathology, The First Affiliated Hospital of Xinjiang Medical University, State Key Laboratory of Pathogenesis, Prevention and Treatment of High Incidence Diseases in Central Asia, Urumqi, P.R. China.