E cigarettes need tight regulation, WHO says, citing health concerns South China Morning Post The evolution of electronic cigarettes. (A) Illustration of first, Download Scientific Diagram FDA authorizes first e cigarette, cites benefit for smokers PBS News E cigarettes don't need nicotine to be toxic E Cigarette Use Increases Uveitis Risk, Study Finds To Vape or Not to Vape: When an E Cigarette Tax Has an Impact Cornell SC Johnson