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 Puff sans nicotine Cigarette lectronique jetable 0% nicotine E Cigarettes: They May Help People to Quit Smoking, But What About Harm to Public Health? FDA Extends Authority to e Cigarettes: Implications for Smoking Cessation? MD Spiro