“The faster drop in smoking suggests vaping is helping displace youth use of much more deadly smoking a net harm reduction benefit to the population as a whole”January 29, 2020January 29, 2020https://pbs.twimg.com/card_img/1221932912930627592/hT1-6TE2?format=jpg&name=smallLeave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment. ΔThis site uses Akismet to reduce spam. Learn how your comment data is processed.