E Cigarettes May Damage DNA in Oral Cells Sable Industries Inc. Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology Vaping harms your health Cancer Institute NSW Toxic Metals in E cigarettes Lead to Oxidative DNA Damage StressMarq Mechanisms of E Cigarette Vape Induced Epithelial Cell Damage Vaping may raise cancer and heart disease risk, study suggests Medical research The Guardian