MENG, X.; MU, G.; TONG , J. Health economics in Africa from 1991 to 2020: A systematic review. Journal of Public Health in Africa, [S. l.], v. 13, n. 2, 2022. DOI: 10.4081/jphia.2022.2027. Disponível em: https://publichealthinafrica.org/jphia/article/view/2027. Acesso em: 2 dec. 2022.