RT Journal Article SR Electronic T1 High exposure to nicotine among adolescents who use Juul and other vape pod systems (‘pods’) JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP tobaccocontrol-2018-054565 DO 10.1136/tobaccocontrol-2018-054565 A1 Maciej Lukasz Goniewicz A1 Rachel Boykan A1 Catherine R Messina A1 Alison Eliscu A1 Jonatan Tolentino YR 2018 UL http://tobaccocontrol.bmj.com/content/early/2018/08/30/tobaccocontrol-2018-054565.abstract AB