RT Journal Article SR Electronic T1 The retail environment for tobacco: a barometer of progress towards the endgame JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP e1 OP e2 DO 10.1136/tobaccocontrol-2014-051884 VO 24 IS e1 A1 Lisa Henriksen YR 2015 UL http://tobaccocontrol.bmj.com/content/24/e1/e1.abstract AB