Latest Cochrane Review finds high certainty evidence that nicotine e cigarettes are more effective than traditional nicotine replacement therapy (NRT) in helping people quit smoking Cochrane CDC's New Anti Smoking Ads Targets E Cigarettes A systematic review of the effects of e cigarette use on lung function npj Primary Care Respiratory Medicine vaping New River Valley Community Services Vaping at a young age may act as a gateway to smoking, review suggests LSHTM