| Affiliation: | 1. Department of Public Health Sciences, University of Chicago, Chicago, Illinois, USA;2. Department of Health Services, Policy, and Practice, Brown University School of Public Health, Providence, Rhode Island, USA;3. Program in Liberal Medical Education, Brown University, Providence, Rhode Island, USA;4. Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, USA;5. Department of Health Services, Policy, and Practice, Brown University School of Public Health, Providence, Rhode Island, USA Providence Veterans Administration Medical Center Research Service, Providence, Rhode Island, USA |
