[1] Dalhousie Univ, Dept Emergency Med & Crit Care, Halifax, NS, Canada
[2] Dalhousie Univ, Dept Surg, Halifax, NS, Canada
[3] Dalhousie Univ, Div Plast Surg, Dept Crit Care, Halifax, NS, Canada
[4] Dalhousie Univ, Dept Emergency Med, Halifax, NS, Canada
[5] Dalhousie Univ, IWK Reg Poison Ctr, Halifax, NS, Canada