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Butz AM, Syron L, Johnson B, Spaulding J, Walker M, Bollinger ME.Butz AM, et al. Among authors: bollinger me.Public Health Nurs. 2005 May-Jun;22(3):189-99. doi: 10.1111/j.0737-1209.2005.220302.x.Public Health Nurs. 2005.PMID: 15982192Clinical Trial.