RT Journal Article SR Electronic T1 After ASSIST, what next? SCIENCE. JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 337 OP 339 DO 10.1136/tc.6.4.337 VO 6 IS 4 A1 S A Glantz YR 1997 UL http://tobaccocontrol.bmj.com/content/6/4/337.abstract AB