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Scherzer T, Barker JC, Pollick H, Weintraub JA.Scherzer T, et al. Among authors: barker jc.J Public Health Dent. 2010 Fall;70(4):337-43. doi: 10.1111/j.1752-7325.2010.00193.x.J Public Health Dent. 2010.PMID: 20735717Free PMC article.