- Correspondence to Michael Iacobelli, Institute for Global Tobacco Control, Johns Hopkins Bloomberg School of Public Health, 2213 McElderry Street, Fourth Floor, Baltimore, MD 21205, USA;
- Received September 1, 2016
- Accepted November 17, 2016
- First published December 20, 2016.
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.