Predictive Value of Respiratory Rate Thresholds in Pneumonia among Preschool Children in Enugu, Nigeria. NIGERIAN JOURNAL OF PAEDIATRICS, [S. l.], v. 29, n. 4, p. 108–112, 2024. Disponível em: http://njpaediatrics.com/index.php/njp/article/view/695.. Acesso em: 28 sep. 2026.