Prevalence of cigarette and e cigarette use among U.S. adults eligible for lung cancer screening based on updated USPSTF guidelines ScienceDirect E cigarette use linked to lower use of lung cancer screening Smoking Plus Vaping Quadruples Lung Cancer Risk Respiratory Therapy Vaping likely to cause lung and oral cancer, Australian researchers find in new review of evidence Vaping The Guardian Research shows vaping is far less harmful than smoking