Frontiers Effects of acupuncture and nicotine patch on smoking: a multicenter, randomized, controlled, double blind clinical trial PDF) E cigarettes, synthetic nicotine, heated tobacco and smokeless nicotine delivery products: the nicotine landscape beyond combustible cigarettes 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 Evidence, alarm, and the debate over e cigarettes Science PDF) Using social media for smoking cessation interventions: a systematic review