?:authorAffiliation
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[\'Department of Emergency Medicine, Queen\'s University, Kingston, Canada.\', \'Royal College of Physicians and Surgeons of Canada, Ottawa, Canada.\', \'Department of Surgery, University of Toronto, Toronto, Canada.\', \'Department of Otolaryngology - Head and Neck Surgery, University of Toronto, Toronto, Canada.\', \'Department of Emergency Medicine, University of Ottawa, Ottawa, Canada.\', \'Department of Medicine, University of Alberta, Edmonton, Canada.\']
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