http://www.iflscience.com/health-and-medicine/so-your-teenager-vaping-e-cigarettes-should-you-worry
5150sick Under Ground Hustler Staff member VU Administrator Senior Moderator VU Donator Diamond Contributor Press Corps Member For 5 Years Mod Team Leader May 17, 2015 #1 http://www.iflscience.com/health-and-medicine/so-your-teenager-vaping-e-cigarettes-should-you-worry
O OBDave VU Donator Gold Contributor Member For 4 Years May 17, 2015 #3 Pretty good read overall, thanks for the share.
Kent B Marshall Bronze Contributor Member For 4 Years Member For 3 Years Member For 2 Years Member For 1 Year Member For 5 Years May 17, 2015 #4 Good read Risk management to smoking.