Sayadi, N., Azarpisheh, S. and Gohari, N. (2018) “Determining the quality of life in the elderly with high frequency hearing loss before and after hearing aid fitting”, Auditory and Vestibular Research, 27(2), pp. 111-115. Available at: https://avr.tums.ac.ir/index.php/avr/article/view/681 (Accessed: 19September2020).