Impact of the FDA flavour enforcement policy on flavoured electronic cigarette use behaviour changes Tobacco Control The FDA's flavored e cigarette guidance could keep adult smokers from safer alternatives U.S. retail sales data show 86% of e cigarette sales are for illegal products The Truth About E Cigarettes & Vaping Information Card PTR Press About E Cigarettes (Vapes) Smoking and Tobacco Use CDC US E cigarette & Vape Market Trends, Growth & Forecast