RT Journal Article SR Electronic T1 Tobacco Control: reflections on the first seven years JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 1 OP 9 DO 10.1136/tc.8.1.1 VO 8 IS 1 A1 RONALD M DAVIS YR 1999 UL http://tobaccocontrol.bmj.com/content/8/1/1.abstract AB