Schull MJ, Guttmann A, Leaver CA, Vermeulen M, Hatcher CM, Rowe BH, Zwarenstein M, Anderson GM. CJEM. 2011; 13(5):300-9.
Iron K, Manuel DG. July 2007
Hutchison B, Glazier R. Health Aff (Millwood). 2013; 32(4):695-703.
Rhodes AE, Bethell J, Newton AS, Anthony J, Tonmyr L, Bhanji F, Chaulk D, Curtis S, Gouin S, Joubert GI, Porter R, Silver N, Spruyt J, Thompson GC, Turner TW; Pediatric Emergency Research Canada (PERC). Pediatr Emerg Care. 2012; 28(11):1124-8.