Publication info:
Int J Epidemiol. 2009 May 4. [Epub ahead of print]
Authors:
Islami F, Kamangar F, Nasrollahzadeh D, Aghcheli K, Sotoudeh M, Abedi-Ardekani B, Merat S, Nasseri-Moghaddam S, Semnani S, Sepehr A, Wakefield J, Møller H, Abnet CC, Dawsey SM, Boffetta P, Malekzadeh R