- Correspondence to Dr Evelyn Soo, Tobacco Research Division, Office of Research and Surveillance, Health Canada, 123 Slater Street, Ottawa, ON, Canada K1A 0K9;
- Received 20 January 2012
- Accepted 28 June 2012
- Published in print 1 November 2013.
- Published online 16 October 2013.
- Published first 20 July 2012.
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.