RT Journal Article SR Electronic T1 Smoking and self-perception in secondary school students JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 215 DO 10.1136/tc.2.3.215 VO 2 IS 3 A1 K. E. Minagawa A1 D. While A1 A. Charlton YR 1993 UL http://tobaccocontrol.bmj.com/content/2/3/215.abstract AB