Affiliation: | 1. Tongji Hospital, Tongji Medical College Affiliated to Huazhong University of Science and Technology, Department of Radiology, Wuhan 430000, Hubei, China;2. University of Washington School of Medicine, Department of Radiology, Seattle, Washington;3. University of Washington School of Medicine, Department of Radiation Oncology, 1959 NE Pacific St, Box 356043, Seattle, Washington |