作者机构:[1]Department of Urology, the Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong 510630, China
相关基金:This work was partially supported by the National Natural Science Foundation of China (No. 30972996) and Guangdong Province Science and Technology Project (No. 2011B061300007). Conflict of interest: none.
Correspondence to: Dr. ZHANG Yan, Department of Urology, the Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong 510630, China (Tel: 86-13710537685. Fax: 86-20- 85515947. Email: peter.yan.zhang@hotmail.com)