RT Journal Article SR Electronic T1 Childhood mental ability and smoking cessation in adulthood: prospective observational study linking the Scottish Mental Survey 1932 and the Midspan studies JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 464 OP 465 DO 10.1136/jech.57.6.464 VO 57 IS 6 A1 Taylor, M D A1 Hart, C L A1 Davey Smith, G A1 Starr, J M A1 Hole, D J A1 Whalley, L J A1 Wilson, V A1 Deary, I J YR 2003 UL http://jech.bmj.com/content/57/6/464.abstract AB