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Blecher G, Meek R, Egerton-Warburton D, McCahy P.Blecher G, et al. Among authors: mccahy p.Emerg Med J. 2017 Nov;34(11):749-754. doi: 10.1136/emermed-2016-206572. Epub 2017 Jul 18.Emerg Med J. 2017.PMID: 28720719