1. Division of General Medicine and Primary Care, Department of Medicine, Harvard Medical School, Beth Israel Hospital, the Charles A. Dana Research Institute, and the Harvard-Thorndike Laboratory
2. Division of General Medicine and Primary Care, Department of Medicine, Harvard Medical School, Beth Israel Hospital, the Charles A. Dana Research Institute, and the Harvard-Thorndike Laboratory, Health Services Research and Development, Department of Medicine, Brockton/West Roxbury, Veterans Affairs Medical Center, West Roxbury, Massachusetts
3. Boston University School of Public Health
4. Departments of Neurosurgery and Pediatrics, Yale University School of Medicine