Notes from the Field: Use of Electronic Cigarettes and Any Tobacco Product Among Middle and High School Students United States, 20112018 MMWR From cigarettes to e cigarettes: The evolution of tobacco use in the United States 4 H Healthy Youth CDC reports drop in teen e cigarette use, but risks remain high across the U.S. E cigarettes & vaping statistics & facts Allen Carr's Easyway Teenage E Cigarette Use Drops to a 10 Year Low The New York Times