title: "Alarming" rise in popularity of e-cigarettes is seen among US teenagers as use triples in a year.
authors.affiliation: Seattle.
authors.forename: Michael
authors.initials: M
authors.lastname: McCarthy
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D066300:Electronic Nicotine Delivery Systems / Q000523:psychology / Q000706:statistics & numerical data; D007722:Health Knowledge, Attitudes, Practice; D006306:Health Surveys; D006801:Humans; D009538:Nicotine / Q000008:administration & dosage*; D015995:Prevalence; D012907:Smoking / Q000453:epidemiology / Q000523:psychology; D016540:Smoking Cessation; D011795:Surveys and Questionnaires; D014481:United States / Q000453:epidemiology
chemical_list: D009538:Nicotine