- Correspondence to Dr Stella A Bialous, Center for Tobacco Control, University of California, San Francisco, CA 94143-1390, USA;
- Received February 27, 2018
- Revised June 18, 2018
- Accepted June 19, 2018
- First published September 12, 2018.
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.