- Correspondence to: Dr N A Rigotti Tobacco Research and Treatment Center, 50 Staniford Street, 9th Floor, Boston, MA 02114, USA;
- Received 24 July 2006
- Accepted 23 October 2006
- Published online 30 March 2007.
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.