„Hearing Assessment of Primary School Pupils in Ibadan North Local Government Area of Oyo State, Nigeria ”, AJBR, vol. 23, nr. Special Edition 1, pp. 71–74, iul. 2020, Data accesării: 17 mai 2026. [Online]. Disponibil la: https://ojshostng.com/index.php/ajbr/article/view/366