Pilot randomized controlled trial evaluating the effect of random nicotine delivery on cigarettes per day and smoke exposure gan Jessica M. Yingst, Courtney Lester, Craig Livelsberger, Sophia I. Allen, Erin Hammett, Susan Veldheer, Breianna Hummer, Candace Bordner, Junjia Zhu, Christopher N. Sciamanna, Neil Trushin, Hock S. Tan, Stephen J. Wilson, Robert C. Twining, Jonathan Foulds, Patricia Sue Grigson

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