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 How to quit smoking with e cigarettes N1 Vapeshop in DENVER AURORA COLORADO E cigarette use to reduce cigarette smoking may not increase nicotine dependence Penn State Health News Support Someone Who is Quitting Live Healthy Clearing the Air: The Influence of Vaping on Smoking Cessation Pharmacy Times E cigarettes more effective than nicotine replacement therapies, finds major UK clinical trial Queen Mary University of London