1. The Laboratory Center for Basic Medicine and Biomedical Isotope Research Center, School of Basic Medical Science, Shandong University, Jinan, P.R. China
2. Department of Urology, Qilu Hospital of Shandong University, Jinan, P.R. China
3. Department of Radiology, Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan, P.R. China