Public Health Review Of E Cigarettes Is Mixed : Shots Health News : NPR E cigarette Characteristics, Safety Issues, & Regulation Britannica Electronic Cigarettes: Know the Research, Know the Risks City of Bridgeport The Truth About E Cigarettes: What Parents, Teens & the Public Should Know Pine Rest Newsroom File:E Cigarettes, Ego, Vaporizers and Box Mods (17679064871).jpg Wikimedia Commons Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN