PT - JOURNAL ARTICLE ED - , TI - Acknowledgements AID - 10.1136/tc.2.suppl1.S1a DP - 1993 Jan 01 TA - Tobacco Control PG - S1--S1 VI - 2 IP - Suppl 1 4099 - http://tobaccocontrol.bmj.com/content/2/Suppl_1/S1.2.short 4100 - http://tobaccocontrol.bmj.com/content/2/Suppl_1/S1.2.full SO - Tob Control1993 Jan 01; 2