title: E-cigarettes may be reversing fall in teenage smoking, study finds.
authors.affiliation: London.
authors.forename: Susan
authors.initials: S
authors.lastname: Mayor
mesh_terms: D000293:Adolescent; D066300:Electronic Nicotine Delivery Systems; D006801:Humans; D012907:Smoking / Q000453:epidemiology / Q000639:trends; D000074606:Smoking Prevention; D014481:United States / Q000453:epidemiology