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a Ordinal regression with dual use coded as: 1=predominant e-cigarette use, 2=equivalent use, 3=predominant smoking

An earlier study found e-cigarettes generated less formaldehyde than regular cigarettes do, but that study looked at just the gas portion of the vapor

Control 26 , 440445 (2017)

Box mods offer a range of settings, allowing users to change the power, temperature and other parameters

96-04-8 Coumarin Health warnings (for nicotine-containing products): Must appear in German on 30% of the front and back of the outer packaging Example: Dieses Produkt enthlt Nikotin: einen Stoff, der sehr stark abhngig macht