Sporadic Emergence of Probable Cases of Diphtheria. NIGERIAN JOURNAL OF PAEDIATRICS, [S. l.], v. 36, n. 3&4, p. 87–90, 2024. Disponível em: https://www.njpaediatrics.com/index.php/njp/article/view/550.. Acesso em: 22 jan. 2025.