TY - JOUR T1 - Against a tangled web. JF - Tobacco Control JO - Tob Control SP - 366 LP - 366 DO - 10.1136/tc.6.4.366 VL - 6 IS - 4 AU - S L Hamann Y1 - 1997/12/21 UR - http://tobaccocontrol.bmj.com/content/6/4/366.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -