RT Journal Article SR Electronic T1 The flip side of Natural American Spirit: corporate social responsibility advertising JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 355 OP 356 DO 10.1136/tobaccocontrol-2016-053576 VO 27 IS 3 A1 Epperson, Anna E A1 Prochaska, Judith J A1 Henriksen, Lisa YR 2018 UL http://tobaccocontrol.bmj.com/content/27/3/355.abstract AB