RT Journal Article SR Electronic T1 The tobacco health nexus? Health messages in narghile advertisements JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 420 OP 421 DO 10.1136/tc.2009.030148 VO 18 IS 5 A1 Khalil, Joanna A1 Heath, Robin L A1 Nakkash, Rima T A1 Afifi, Rema A YR 2009 UL http://tobaccocontrol.bmj.com/content/18/5/420.abstract AB