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Perkins KA, Herb T, Karelitz JL.Perkins KA, et al. Among authors: karelitz jl.Addict Behav. 2019 Apr;91:106-111. doi: 10.1016/j.addbeh.2018.05.027. Epub 2018 May 29.Addict Behav. 2019.PMID: 29871789
Perkins KA, Karelitz JL, Michael VC.Perkins KA, et al. Among authors: karelitz jl.Exp Clin Psychopharmacol. 2017 Aug;25(4):249-254. doi: 10.1037/pha0000134. Epub 2017 Jun 26.Exp Clin Psychopharmacol. 2017.PMID: 28650184Free PMC article.
Perkins KA, Karelitz JL.Perkins KA, et al. Among authors: karelitz jl.Nicotine Tob Res. 2020 Oct 8;22(10):1685-1693. doi: 10.1093/ntr/ntz224.Nicotine Tob Res. 2020.PMID: 31800053Free PMC article.