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Liu L, Li Q, Lee RA, Friberg IK, Perin J, Walker N, Black RE.Liu L, et al. Among authors: perin j.Popul Health Metr. 2011 Aug 5;9:43. doi: 10.1186/1478-7954-9-43.Popul Health Metr. 2011.PMID: 21819600Free PMC article.
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Perin J, Fischer Walker CL, Black RE, Aryee MJ.Perin J, et al.Am J Epidemiol. 2016 Mar 1;183(5):507-14. doi: 10.1093/aje/kwv140. Epub 2016 Feb 10.Am J Epidemiol. 2016.PMID: 26867775
Kalter HD, Perin J, Black RE.Kalter HD, et al. Among authors: perin j.J Glob Health. 2016 Jun;6(1):010601. doi: 10.7189/jogh.06.010601.J Glob Health. 2016.PMID: 26953965Free PMC article.