Abtahi, Seyed Hamidreza, Mahsa Sepehrnejad, Shiva Dehghan, and Mohammad Hossein Nilforoush. 2018. “Hearing Loss Etiology in Patients Referring to Isfahan Cochlear Implantation Center”. Researcher Bulletin of Medical Sciences 22 (1):e15. https://journals.sbmu.ac.ir/index.php/rbms/article/view/22803.