Affiliation: | 2. 2 Department of Radiation Oncology, University of Michigan, Ann Arbor, MI;2. Massachusetts General Hospital, Division of Hematology-Oncology, Department of Medicine, Harvard Medical School, Boston, MA;2. Department of Hematology and Oncology, University of Pennsylvania, Philadelphia, PA;3. Harvard Radiation Oncology Program, Massachusetts General Hospital, Boston, MA;4. Radiation Oncology Department, University of California, San Francisco, CA;2. Division of Radiation Therapy, Hiroshima University Hospital, Hiroshima, Japan;3. Department of Diagnostic Radiology, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan |