Opium use and risk of colorectal cancer: a multi-center case-referent study in Iran.
Hadji M, Marzban M, Rashidian H, Naghibzadeh-Tahami A, Gholipour M, Mohebbi E, Safari-Faramani R, Seyyedsalehi MS, Hosseini B, Alizadeh-Navaei R, Rezaianzadeh A, Moradi A, ShahidSales S, Najafi F, Moazed V, Haghdoost AA, Rahimi-Movaghar A, Etemadi A, Malekzadeh R, Boffetta P, Weiderpass E, Kamangar F, Zendehdel K, Pukkala E. Opium use and risk of colorectal cancer: a multi-center case-referent study in Iran. Acta Oncol. 2023 Dec; 62(12):1661-1668.