Analysis suggests e cigarette use may be linked to lower rates of smoking Pediatric Environmental Health Center E Cigarettes Boston Children's Hospital Is Vaping Better Than Smoking? American Heart Association Health effects and known pathology associated with the use of E cigarettes ScienceDirect E Cigarettes: Perspectives, Regulation and Health Effects Nova Science Publishers Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology