PT - JOURNAL ARTICLE AU - Timothy Dewhirst AU - Wonkyong Beth Lee TI - Who is the target? Package health warnings and the role of market segmentation AID - 10.1136/tobaccocontrol-2018-054277 DP - 2018 Apr 12 TA - Tobacco Control PG - tobaccocontrol-2018-054277 4099 - http://tobaccocontrol.bmj.com/content/early/2018/04/12/tobaccocontrol-2018-054277.short 4100 - http://tobaccocontrol.bmj.com/content/early/2018/04/12/tobaccocontrol-2018-054277.full