TY - JOUR T1 - E-cigarette use doubles among US teens, national survey finds JF - The Nation's Health JO - Nations Health SP - 7 LP - 7 VL - 49 IS - 1 AU - Mark Barna Y1 - 2019/02/01 UR - http://www.thenationshealth.org/content/49/1/7.2.abstract N2 - U.S. teens are using fewer prescription opioids and binge drinking less, but their use of vaping has doubled, a survey released in December finds. ER -