Transcript Biomarkers of potential harm in people switching from smoking tobacco to exclusive ecigarette use, dual use or abstinence: secondary analysis of Cochrane systematic review of trials of ecigarettes for smoking cessation E cigarettes can be effective smoking cessation aids, Cochrane review suggests The Pharmaceutical Journal Cochrane Review: E cigs more effective than traditional NRT to quit smoking Wolfson Institute of Population Health Conclusions about the effects of electronic cigarettes remain the same Cochrane The landmark Tobacco and Vapes Act is now law. Today's children will never legally be sold cigarettes. We're creating the UK's first smoke free generation and protecting children from the harms of smoking