1. E-cigarettes: a scientific review;Grana;Circulation,2014
2. Sottera, Inc. V. FDA, 627 F.3d 891 (D.C. Cir. 2010).
3. Food and Drug Administration. Deeming Tobacco Products to Be Subject to the Federal Food, Drug, and Cosmetic Act, as Amended by the Family Smoking Prevention and Tobacco Control Act; Regulations on the Sale and Distribution of Tobacco Products and Required Warning Statements for Tobacco Products; Proposed Rule, April 25, 2014. 79 FR 23141. 2014.
4. National Conference of State Legislatures. Table of State Actions Concerning Alternative Nicotine Products/Electronic Cigarettes. 2014. http://www.ncsl.org/research/health/alternative-nicotine-products-e-cigarettes.aspx (accessed 10 Jul 2014).
5. American Nonsmokers’ Rights Foundation. U.S. State and Local Laws Regulating Use of Electronic Cigarettes. 2014. http://www.no-smoke.org/pdf/ecigslaws.pdf (accessed 10 Jul 2014).