A Randomized Trial of E Cigarettes versus Nicotine Replacement Therapy New England Journal of Medicine New research has shown that electronic cigarettes, known as e cigarettes or vapes, help adults to quit smoking better than traditional nicotine replacement methods, such as patches and chewing gums. #gript E cigarettes and nicotine abstinence: a meta analysis of randomised controlled trials European Respiratory Society Nicotine Vaping: Safest Cessation Tool, Says Cochrane E cigarettes and nicotine abstinence: a meta analysis of randomised controlled trials European Respiratory Society