Long term effects of chronic exposure to electronic cigarette aerosol on the cardiovascular and pulmonary system in mice: A comparative study to cigarette smoke ScienceDirect Diacetyl & Popcorn Lung EDGE Vaping Two flavouring chemicals prevalent in e cigarettes might harm lung function Research Chemistry World Gasping for Action A Watchdog Report Lab tests reveal popular e cigarette liquids contain harmful chemicals The Dynamics of Exhaled Aerosol Following the Usage of Heated Tobacco Product, Electronic Cigarette, and Conventional Cigarette Aerosol and Air Quality Research E cigarette flavorings may damage cilia production and function Harvard Gazette