Electronic cigarettes alter the composition of saliva, increasing the risk of oral diseases Adolescents' Use of Pod Mod E Cigarettes Urgent Concerns New England Journal of Medicine E cigarette flavored pods induce inflammation, epithelial barrier dysfunction, and DNA damage in lung epithelial cells and monocytes Scientific Reports SEPs, medical devices, e cigarettes: Biggest UPC battles reveal broad court remit JUVE Patent E Cigarettes Public Health Law Center