Teens using e cigarettes show evidence of same toxic chemicals as smokers: Study ABC News Everything you need to know about e cigarettes Vox Long term effects of chronic exposure to electronic cigarette aerosol on the cardiovascular and pulmonary system in mice: A comparative study to cigarette smoke ScienceDirect Sex specific alterations in pulmonary metabolic, xenobiotic and lipid signalling pathways after e cigarette aerosol exposure during adolescence in mice BMJ Open Respiratory Research E liquids and vanillin flavoring disrupts retinoic acid signaling and causes craniofacial defects in Xenopus embryos ScienceDirect Switching to E Cigarettes Did not Prevent His Lung Cancer Death