Acute effects of traditional and electronic cigarettes on palatal blood flow in smokers: A cross over pilot study ScienceDirect Vaping continues to damage the hearts of smokers when they switch to e cigarettes, study suggests Compromised blood vessel function caused by cigarettes and e cigarettes is mediated by lung irritation Stanton Glantz blog Even nicotine free e cigarettes damage blood vessels Smoking and Surgery: Why the Two Don't Mix The roles and regulatory mechanisms of cigarette smoke constituents in vascular remodeling ScienceDirect