IBRAHIM, A. Public health research and practice in Africa. Journal of Public Health in Africa, [S. l.], v. 1, n. 1, p. JPHIA 2010; 1:e1, 2010. DOI: 10.4081/jphia.2010.e1. Disponível em: https://publichealthinafrica.org/jphia/article/view/jphia.2010.e1. Acesso em: 1 mar. 2024.