E cigarettes and nicotine abstinence: a meta analysis of randomised controlled trials European Respiratory Society E cigarettes more likely to lead to ongoing nicotine addiction than NRT Stanton Glantz blog Efficacit et scurit de la cigarette lectronique pour la rduction du tabagisme : revue systmatique et mta analyse ScienceDirect Prevalence of electronic nicotine delivery systems and electronic non nicotine delivery systems in children and adolescents: a systematic review and meta analysis The Lancet Public Health Cardiovascular Effects of Switching From Tobacco Cigarettes to Electronic Cigarettes ScienceDirect Forest plot for meta analyses of e cigarette use and asthma diagnosis Download Scientific Diagram