Trends in Illicit Drug Use Among Smokers and Nonsmokers in the United States, 2002-2014.Moeller SJ, Fink DS, Gbedemah M, Hasin D, Galea S, Zvolensky M, Goodwin R. J Clin Psychiatry. 2018 May/Jun;79(3). pii: 17m11718. PMID: 29894597. DOI: 10.4088/JCP.17m11718