Is opium a real risk factor for esophageal cancer or just a methodological artifact? Hospital and neighborhood controls in case-control studies
General Info
Time period covered
January, 2002 - December, 2007
Data type
Scientific literature
Keywords
Citation
Journal
PLoS One
Pages
e32711
Publication year
2012
Suggested citation
Shakeri R, Kamangar F, Nasrollahzadeh D, Nouraie M, Khademi H, Etemadi A, Islami F, Marjani H, Fahimi S, Sepehr A, Rahmati A, Abnet CC, Dawsey SM, Brennan P, Boffetta P, Malekzadeh R, Majdzadeh R. Is opium a real risk factor for esophageal cancer or just a methodological artifact? Hospital and neighborhood controls in case-control studies. PLoS One. 2012; 7(3): e32711.