2FIRSTS Expansion of "VUSE Go Slim 2ml" E cigarette in South Korea Vapes vs Cigarettes: An Honest Look at Health, Risks, and Quitting KT&G goes up against Juul with Lil Vapor The Korea Herald The online promotion strategies of e cigarette and heated tobacco product retailers in South Korea following the COVID 19 pandemic: Implications for regulation Smoking both e cigs & tobacco cigarettes increases risk of respiratory symptoms