1 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: jbaugh@partners.org.
2 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: jonathan.sonis@mgh.harvard.edu.
3 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: kwittbold@partners.org.
4 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: bwhite@mgh.harvard.edu.
5 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: araja@mgh.harvard.edu.
6 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: e.aaronson@mgh.harvard.edu.
7 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Division of Emergency Preparedness, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: pbiddinger@partners.org.
8 Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States of America; Harvard Medical School, Boston, MA, United States of America. Electronic address: byun@mgh.harvard.edu.