“Hearing Assessment of Primary School Pupils in Ibadan North Local Government Area of Oyo State, Nigeria ”, AJBR, ج 23, ش Special Edition 1, صص 71–74, جولای 2020, دسترسی: 26 ژوئن 2026. [آنلاین]. قابل دسترس در: https://ojshostng.com/index.php/ajbr/article/view/366