Opium use and risk of mortality from digestive diseases: a prospective cohort study.
Malekzadeh MM, Khademi H, Pourshams A, Etemadi A, Poustchi H, Bagheri M, Khoshnia M, Sohrabpour AA, Aliasgari A, Jafari E, Islami F, Semnani S, Abnet CC, Pharoah PD, Brennan P, Boffetta P, Dawsey SM, Malekzadeh R, Kamangar F.
Malekzadeh MM, et al. Among authors: sohrabpour aa.
Am J Gastroenterol. 2013 Nov;108(11):1757-65. doi: 10.1038/ajg.2013.336. Epub 2013 Oct 22.
Am J Gastroenterol. 2013.
PMID: 24145676
Free PMC article.