1. Department of Interventional Radiology, Chinese PLA General Hospital, 28 Fuxing Rd, Beijing 100853, PRC.
2. Department of Radiology, the Second Medical Center, Chinese PLA General Hospital, Beijing, PRC.
3. Department of Radiology, Beijing Tongren Hospital, Capital Medical University, Beijing, PRC.
4. Department of Diagnostic Radiology, Chinese PLA General Hospital, Beijing, PRC.
5. Department of Interventional Radiology, Shandong First Medical University Affiliated Provincial Hospital, Jinan, PRC.
6. Department of Interventional Radiology, Tianjin Nankai Hospital, Tianjin, PRC.