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Thomas JL, Bengtson JE, Wang Q, Luo X, Marigi E, Ghidei W, Ahluwalia JS.Thomas JL, et al.Prev Med. 2015 Jul;76:20-5. doi: 10.1016/j.ypmed.2015.03.010. Epub 2015 Mar 13.Prev Med. 2015.PMID: 25773472Free PMC article.Clinical Trial.