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Swartzendruber A, Brown JL, Sales JM, DiClemente RJ, Windle M, Haardörfer R.Swartzendruber A, et al. Among authors: windle m.Prev Sci. 2020 Feb;21(2):182-193. doi: 10.1007/s11121-019-01046-w.Prev Sci. 2020.PMID: 31523754Free PMC article.
Li J, Haardörfer R, Vu M, Windle M, Berg CJ.Li J, et al. Among authors: windle m.BMC Public Health. 2018 Nov 8;18(1):1244. doi: 10.1186/s12889-018-6150-x.BMC Public Health. 2018.PMID: 30409179Free PMC article.