1. From the Departments of Surgery (Beaulieu-Jones, Marwaha, Kennedy, Berrigan, Brat), Beth Israel Deaconess Medical Center, Boston, MA
2. Department of Biomedical Informatics, Harvard Medical School, Boston, MA (Beaulieu-Jones, Marwaha, Kennedy, Brat)
3. David Geffen School of Medicine at University of California Los Angeles, Los Angeles, CA (Le).
4. Emergency Medicine (Nathanson), Beth Israel Deaconess Medical Center, Boston, MA