1. Department of Interventional Therapy, Qinhuangdao Municipal No. 1 Hospital, Qinhuangdao, China
2. College of Electrical Engineering, Yanshan University, Qinhuangdao, China
3. Department of Magnetic Resonance Imaging, Qinhuangdao Municipal No. 1 Hospital, Qinhuangdao, China
4. College of Chemical Engineering, Yanshan University, Qinhuangdao, China
5. Department of Radiology, Peking University Third Hospital, Beijing, China