RT Journal Article SR Electronic T1 IQOS debut in the USA: Philip Morris International’s heated tobacco device introduced in Atlanta, Georgia JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP tobaccocontrol-2019-055488 DO 10.1136/tobaccocontrol-2019-055488 A1 Victoria Churchill A1 Scott R Weaver A1 Claire Adams Spears A1 Jidong Huang A1 Zachary B. Massey A1 Robert T Fairman A1 Terry Frank Pechacek A1 David L Ashley A1 Lucy Popova YR 2020 UL http://tobaccocontrol.bmj.com/content/early/2020/02/05/tobaccocontrol-2019-055488.abstract AB