User behavior is key in RIT's e cigarette research that is meant to inform FDA regulations RIT Breaking down controversial FDA decision to approve fruit flavored e cigarettes Ohio State University part of FDA e cigarette studies Impact of the FDA flavour enforcement policy on flavoured electronic cigarette use behaviour changes Tobacco Control Electronic Cigarettes: Know the Research, Know the Risks City of Bridgeport About E Cigarettes (Vapes) Smoking and Tobacco Use CDC