Affiliation: | 1. Department of Radiology, University of Colorado Denver, Aurora, Colorado;2. Department of Health Systems, Management, and Policy, Colorado School of Public Health, Aurora, Colorado;3. Department of Radiation Oncology, University of Colorado Denver, Aurora, Colorado;4. Division of Cardiology, Department of Medicine, University of Colorado School of Medicine, Aurora, Colorado;5. Department of Radiation Oncology, City of Hope National Medical Center, Duarte, California |