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Richardson E, Pearce J, Mitchell R, Day P, Kingham S.Richardson E, et al. Among authors: pearce j.BMC Public Health. 2010 May 11;10:240. doi: 10.1186/1471-2458-10-240.BMC Public Health. 2010.PMID: 20459768Free PMC article.
Day PL, Pearce JR, Pearson AL.Day PL, et al.Public Health Nutr. 2015 Jan;18(1):135-42. doi: 10.1017/S1368980013002863. Epub 2013 Nov 6.Public Health Nutr. 2015.PMID: 24192224Free PMC article.