Just published the first randomized controlled trial of varenicline for vaping cessation CoEHAR Perception of e cigarette control policies and education in schools on increased legal knowledge, harm perception, susceptibility and e cigarette use among students in Thailand: A cross sectional classroom based survey E cigarettes: Facts, stats and regulations Components and Harm Perceptions of E Cigarettes: Health Risks and Intervention Strategies among Multicultural Youth in Pakistan Vaping an overview ScienceDirect Topics