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Lee HH, Avenetti D, Edomwande Y, Sundararajan V, Cui L, Berbaum M, Nordgren R, Sandoval A, Martin MA.Lee HH, et al. Among authors: nordgren r.Front Oral Health. 2022 Aug 11;3:962849. doi: 10.3389/froh.2022.962849. eCollection 2022.Front Oral Health. 2022.PMID: 36035381Free PMC article.
Kim Y, Nordgren R, Emery S.Kim Y, et al. Among authors: nordgren r.Int J Environ Res Public Health. 2020 Jan 30;17(3):864. doi: 10.3390/ijerph17030864.Int J Environ Res Public Health. 2020.PMID: 32019070Free PMC article.