OKOEBOR, R. The Outbreak of Diphtheria in Nigeria: the outcome of the nation’s low immunization coverage. Covenant Journal of Physical and Life Sciences, [S. l.], v. 12, n. 1, 2024. Disponível em: https://journals.covenantuniversity.edu.ng/index.php/cjpls/article/view/4205. Acesso em: 27 sep. 2024.