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Kefford BJ, Hickey GL, Gasith A, Ben-David E, Dunlop JE, Palmer CG, Allan K, Choy SC, Piscart C.Kefford BJ, et al. Among authors: palmer cg.PLoS One. 2012;7(5):e35224. doi: 10.1371/journal.pone.0035224. Epub 2012 May 2.PLoS One. 2012.PMID: 22567097Free PMC article.