RT Journal Article SR Electronic T1 Flavour capsule heat-sticks for heated tobacco products JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP tobaccocontrol-2018-054472 DO 10.1136/tobaccocontrol-2018-054472 A1 Yoo Jin Cho A1 James F Thrasher YR 2018 UL http://tobaccocontrol.bmj.com/content/early/2018/09/14/tobaccocontrol-2018-054472.abstract AB