ADA urges FDA to reconsider proposed pathway for flavored e cigarette authorizations American Dental Association FDA approves new flavored e cigarette products E cigs: The battle happening on nicotine's next front FDA Sample Collection Criteria and Information for Vaping Related Incidents FDA Genetic evidence that e cigarettes increase cancer (and other disease) risk among young adults Stanton Glantz blog PDF) Electronic cigarettes: Product characterisation and design considerations