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Cummings KM, Hyland A, Carlin-Menter S, Mahoney MC, Willett J, Juster HR.Cummings KM, et al. Among authors: mahoney mc.J Public Health Manag Pract. 2011 May-Jun;17(3):E16-23. doi: 10.1097/PHH.0b013e3182113871.J Public Health Manag Pract. 2011.PMID: 21464679Clinical Trial.