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Xie Q, Brackenbury LS, Hill DJ, Williams NA, Qu X, Virji M.Xie Q, et al. Among authors: brackenbury ls.PLoS One. 2014 Mar 5;9(3):e90999. doi: 10.1371/journal.pone.0090999. eCollection 2014.PLoS One. 2014.PMID: 24599281Free PMC article.