“Hearing Assessment of Primary School Pupils in Ibadan North Local Government Area of Oyo State, Nigeria ”, AJBR, vol. 23, no. Special Edition 1, hlm. 71–74, Jul 2020, Diakses: 17 Mei 2026. [Daring]. Tersedia pada: https://ojshostng.com/index.php/ajbr/article/view/366