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Smith SA, Downey RM, Williamson JW, Mizuno M.Smith SA, et al. Among authors: williamson jw.Front Physiol. 2014 Feb 18;5:47. doi: 10.3389/fphys.2014.00047. eCollection 2014.Front Physiol. 2014.PMID: 24600397Free PMC article.Review.
Olivares-Urueta M, Williamson JW.Olivares-Urueta M, et al. Among authors: williamson jw.J Allied Health. 2013 Summer;42(2):74-8.J Allied Health. 2013.PMID: 23752233