E cigarettes beat traditional methods of helping smokers quit in new clinical trial Los Angeles Times Five things to know about e cigarettes and vaping Dr John's Blog PDF) Are 'dual users' who smoke and use e cigarettes interested in using varenicline to stop smoking altogether, and can they benefit from it? A cohort study of UK vapers Peter Hajek Alchetron, The Free Social Encyclopedia La cigarette lectronique aide t elle vraiment arrter de fumer ? Science et vie E cigarettes: the Big White Hope in a life or death fight with tobacco