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El-Shahawy O, Park SH, Duncan DT, Lee L, Tamura K, Shearston JA, Weitzman M, Sherman SE.El-Shahawy O, et al. Among authors: duncan dt.Nicotine Tob Res. 2019 Jan 1;21(1):71-80. doi: 10.1093/ntr/nty013.Nicotine Tob Res. 2019.PMID: 29490078Free PMC article.