Easier access to nicotine vaping products likely to improve public health and reduce health system costs, study says The online promotion strategies of e cigarette and heated tobacco product retailers in South Korea following the COVID 19 pandemic: Implications for regulation E cigarettes: Philip Morris International Tobacco Tactics A narrative review evaluating the safety and efficacy of e cigarettes as a newly marketed smoking cessation tool Dominic Worku, Elliott Worku, 2019 Tobacco Control Case StudyPhilippines Vital Strategies