ILORI, I. A.; AKEJU, K. F. Crude death and crude birth rates, and economic development in sub-Saharan Africa Countries. International journal of health sciences, [S. l.], v. 6, n. S4, p. 10243–10264, 2022. DOI: 10.53730/ijhs.v6nS4.11050. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/11050. Acesso em: 28 may. 2026.