Affiliation: | 1. Department of Radiology, Changzheng Hospital, Second Military Medical University, No. 415 Fengyang Road, Shanghai 200233, China;2. CAS Key Laboratory of Molecular Imaging, Institute of Automation, Chinese Academy of Sciences, Beijing, China;3. University of Chinese Academy of Sciences, Beijing, China;4. Department of Radiation Oncology, Shanghai Jiao Tong University Affiliated Sixth People''s Hospital, No. 600 Yishan Road, Shanghai 200233, China |