”Hearing Assessment of Primary School Pupils in Ibadan North Local Government Area of Oyo State, Nigeria ” (2020) African Journal of Biomedical Research, 23(Special Edition 1), s. 71–74. Tillgänglig vid: https://ojshostng.com/index.php/ajbr/article/view/366 (åtkomstdatum: 5 april 2026).