RT Journal Article SR Electronic T1 Where are they now? JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 10 OP 10 DO 10.1136/tc.12.1.10 VO 12 IS 1 A1 D Simpson YR 2003 UL http://tobaccocontrol.bmj.com/content/12/1/10.1.abstract AB