1. Department of Radiology, Kunming Medical University & The Second Affiliated Hospital, Kunming, Yunnan;
2. Department of Urology, The First Affiliated Hospital of the Medical College of Xi’an Jiaotong University, Xi’an, Shaanxi;
3. Department of Radiology, Yunnan Cancer Hospital & The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan;
4. Department of Nuclear Medicine, Yunnan Cancer Hospital & The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan