[1] McGill Univ, Dept Family Med, Montreal, PQ, Canada
[2] Univ Manitoba, Dept Emergency Med, Winnipeg, MB, Canada
[3] Brandon Reg Hlth Ctr, Brandon, MB, Canada
[4] Mem Univ Newfoundland, Discipline Family Med, St John, NF, Canada
[5] Univ Ottawa, Emergency Med Ultrasonog, Ottawa, ON, Canada
[6] Univ Ottawa, Dept Emergency Med, Ottawa, ON, Canada
[7] Ottawa Hosp, Ottawa, ON, Canada
[8] Mem Univ Newfoundland, Discipline Emergency Med, St John, NF, Canada
[9] Credit Valley Hosp, Mississauga, ON, Canada
[10] Univ Toronto, Mt Sinai Hosp, Toronto, ON, Canada
[11] Univ Toronto, Dept Family & Community Med, Toronto, ON, Canada
[12] Western Univ, Div Emergency Med, London, ON, Canada
[13] Western Univ, Schulich Sch Med & Dent, Dept Family Med, London, ON, Canada
[14] McGill Univ, Undergrad Bedside Ultrasound Teaching, Montreal, PQ, Canada