1. Harvard Affiliated Emergency Medicine Residency, Boston, Massachusetts
2. Now with Yale School of Medicine, New Haven, Connecticut
3. Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts
4. Department of Biomedical Data Science, The Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
5. Division of General Internal Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts
6. Department of Emergency Medicine, University of Massachusetts Medical School, Worcester
7. Milford Regional Medical Center, Milford, Massachusetts