Vaping toolkit Evidence builds that e cigarettes help smokers quit The Boston Globe An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link The Royal College of Physicians (RCP) concluded in its report, E cigarettes and harm reduction: An evidence review, that these devices play a crucial role in lowering health inequalities and deaths linked to E cigarettes: Facts, stats and regulations Vaping: the madness of the British? Sydney Health Law