1 Emergency Medicine, University of Saskatchewan, Saskatoon, SK, Canada; MedEdLIFE Research Collaborative, San Francisco, CA.
2 MedEdLIFE Research Collaborative, San Francisco, CA; Department of Surgery, Division of Emergency Medicine, Stanford University, Palo Alto, CA.
3 MedEdLIFE Research Collaborative, San Francisco, CA; Division of Emergency Medicine, Department of Medicine, McMaster University, Hamilton, ON, Canada.
4 MedEdLIFE Research Collaborative, San Francisco, CA; Department of Emergency Medicine, University of California, San Francisco, San Francisco, CA.
5 Section of Emergency Medicine, University of Chicago, Chicago, IL.