Scientific review finds e cigarettes likely cause lung and oral cancer Los Angeles Times 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 Vaping likely to cause cancer: new findings E cigarettes: How they work, risks, and research Evidence update on the cancer risk of vaping e cigarettes: A systematic review Optimising messages and images for e cigarette warnings Tobacco Control