FDA unveils new guidelines for e cigarette makers The Business Times New Research Uncovers How Synthetic Nicotine Brands Market E Cigarettes to Young People on Social Media Annenberg Juul seeks US authorization for new e cigarette By Reuters FDA approves new flavored e cigarette products E cigarettes exploding in popularity: New data Insight: New 'candy' e cigs catch fire after U.S. regulators stamp out Juul's flavors Reuters