RT Journal Article SR Electronic T1 Review of the current status of smoking cessation in the USA: assumptions and realities JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP S10 OP S14 DO 10.1136/tc.4.suppl2.S10 VO 4 IS Suppl 2 A1 John M Pinney YR 1995 UL http://tobaccocontrol.bmj.com/content/4/Suppl_2/S10.abstract AB