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Liu R, Dai Z, Yeager M, Irizarry RA, Ritchie ME.Liu R, et al. Among authors: ritchie me.BMC Bioinformatics. 2014 May 23;15:158. doi: 10.1186/1471-2105-15-158.BMC Bioinformatics. 2014.PMID: 24886250Free PMC article.