Scientists say the evidence is clear: E cigarettes beat patches and gum in helping smokers quit ScienceDaily E cigarettes rated most effective smoking cessation method by new evidence review Medical Update Online New Evidence on E Cigarette Taxes Highlights Competing Benefits and Pitfalls Chicago Policy Review July August 2023 Current Evidence Identifies Health Risks of E cigarette Use; Long Term Research Needed University of Maryland School of Medicine E Cigarettes: Plausible Heart Risks Flagged in New Review tctmd.com 2022 NHMRC CEO Statement on Electronic Cigarettes NHMRC