Opium use and risk of bladder cancer: a multi-centre case-referent study in Iran.
Maryam HadjiHamideh RashidianMaryam MarzbanAhmad Naghibzadeh-TahamiMahin GholipourElham MohebbiRoya Safari-FaramaniMonireh Sadat SeyyedsalehiBayan HosseiniMahdieh BakhshiReza Alizadeh-NavaeiLida AhmadiAbbas RezaianzadehAbdolvahab MoradiAlireza Ansari-MoghaddamAbdol Azim NejatizadehSoodabeh ShahidSalesFarshad ZohrabiReza MohammadiMohammad Reza NowrooziHossein PoustchiDariush NasrollahzadehFarid NajafiAli Akbar HaghdoostAfarin Rahimi-MovagharArash EtemadiMohammad Ali MohagheghiReza MalekzadehPaul BrennanJoachim SchuzPaolo BoffettaElisabete WeiderpassFarin KamangarKazem ZendehdelEero PukkalaPublished in: International journal of epidemiology (2022)
Regular opium use is associated with an approximately 4-fold risk for BC. The OR decreases along with the increasing time since stopping opium use.
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