- Correspondence to Michal Stoklosa, International Tobacco Control Research, American Cancer Society, 250 Williams Street, Atlanta, Georgia 30303, USA;
- Received 9 April 2013
- Revised 11 July 2013
- Accepted 12 July 2013
- Published online 13 August 2013.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.