Prevalence of cigarette and e cigarette use among U.S. adults eligible for lung cancer screening based on updated USPSTF guidelines ScienceDirect Clinical Oncology Society of Australia concludes E cigarettes are likely to cause lung cancer and oral cancer Stanton Glantz blog Switching from smoking to vaping dramatically reduces cancer risk Dr Colin Mendelsohn Comparing the cancer potencies of emissions from vapourised nicotine products including e cigarettes with those of tobacco smoke Tobacco Control Breast Cancer & E Cigarettes: Is Vaping a Safer Alternative to Smoking? Maurer Foundation