1 Department of Family and Emergency Medicine, Faculty of Medicine, Université Laval, Québec, QC, Canada; Centre intégré de santé et de services sociaux de Chaudière-Appalaches (Hôtel-Dieu de Lévis), Lévis, QC, Canada.
2 Department of Emergency Medicine, Yale University School of Medicine, New Haven, CT.
3 Department of Emergency Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA.
4 Department of Research and Evaluation, Kaiser Permanente Southern California, Pasadena, CA; Department of Emergency Medicine, Los Angeles Medical Center, Kaiser Permanente Southern California, Los Angeles, CA.
5 Centre intégré en santé et services sociaux Chaudière-Appalaches (Hôtel-Dieu de Lévis), Lévis, QC, Canada.
6 Department of Family and Emergency Medicine, Faculty of Medicine, Université Laval, Québec, QC, Canada; Centre intégré de santé et de services sociaux de Chaudière-Appalaches (Hôtel-Dieu de Lévis), Lévis, QC, Canada; Division of Critical Care Medicine, Department of Anesthesiology, Faculty of Medicine, Université Laval, Québec, QC, Canada.