[1] Univ Ottawa, Dept Emergency Med, Ottawa, ON, Canada
[2] Ottawa Hosp Res Inst, Ottawa, ON, Canada
[3] Univ Ottawa, Sch Epidemiol & Publ Hlth SEPH, Ottawa, ON, Canada
[4] Hlth Sci North, Dept Emergency Med, Sudbury, ON, Canada
[5] Hlth Sci North Res Inst, Sudbury, ON, Canada
[6] Northern Ontario Med Sch Univ, Clin Sci Div, Sudbury, ON, Canada
[7] Western Univ, Dept Med, Div Emergency Med, London, ON, Canada
[8] London Hlth Sci Ctr, Lawson Hlth Res Inst, London, ON, Canada
[9] Ottawa Hosp, Pharm Dept, Ottawa, ON, Canada
[10] Queensway Carleton Hosp, Emergency Dept, Ottawa, ON, Canada
[11] Univ Ottawa, Dept Med, Div Infect Dis, Ottawa, ON, Canada
[12] McMaster Univ, Dept Family Med, Hamilton, ON, Canada
[13] Brant Community Healthcare Syst, Emergency Dept, Brantford, ON, Canada
[14] Univ Toronto, Dept Emergency Med, Toronto, ON, Canada
[15] Sunnybrook Hlth Sci Ctr, Div Infect Dis, Toronto, ON, Canada
[16] Univ Toronto, Temerty Fac Med, Dept Med, Toronto, ON, Canada
[17] Univ Ottawa, Fac Med, Ottawa, ON, Canada
[18] Patient Res Partner, Ottawa, ON, Canada
[19] Univ Ottawa, Hlth Sci Lib, Ottawa, ON, Canada