F.D.A. Delays Decision on Juul's E Cigarettes but Orders Others Off the Market The New York Times Tobacco and Vaping Study: High schoolers' usage of e cigarettes declined, significant rises reported among middle schoolers Today, the peer reviewed scientific journal American Journal of Preventive Medicine published a study co authored by FDA scientists showing that the agency's youth e cigarette prevention campaign, The Real Cost, prevented an estimated 444,252 Researchers Say FDA Has Fallen Down on E Cigarette Testing WSJ