References
1 U.S. Department of Health and Human Services, E-Cigarette Use Among Youth and Young Adults. A Report of the Surgeon General. 2016, U. S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health: Atlanta, GA.
2 Park-Lee, Ren C, Sawdey MD, et al. Notes from the Field: E-Cigarette Use Among Middle and High School Students-National Youth Tobacco Survey, United States, 2021. MMWR Morb Mortal Wkly Rep 2021; 70:1387-1389. DOI: http://dx.doi.org/10.15585/mmwr.mm7039a4 4 Leventhal AM, Strong DR, Kirkpatrick MG, et al. (2015). Association of Electronic Cigarette Use With Initiation of Combustible Tobacco Product Smoking in Early Adolescence. JAMA.314(7):700–707. doi:10.1001/jama.2015.8950
5 Allen J.G., Flanigan, S.S., LeBlanc, M., Vallarino, J., MacNaughton, P., Stewart, J.H., & Christiani, D.C. "Flavoring chemicals in e-cigarettes: diacetyl, 2,3-pentanedione, and acetoin in a sample of 51 products, including fruit-, candy-, and cocktail-flavored e-cigarettes." Environmental health perspectives, 124(6), 773. (2016). Available at: <https://ehp.niehs.nih.gov/15-10185/>.
6 Al-Delaimy, W. K., Myers, M. G., Leas, E. C., Strong, D. R., & Hofstetter, C. R. (2015). E-cigarette use in the past and quitting behavior in the future: a population-based study. American journal of public health, 105(6), 1213–1219. doi:10.2105/AJPH.2014.302482