SIBANDA, A.; DOCTOR, H. V. Measuring health gaps between the rich and the poor: a review of the literature and its implications for health research in Africa. Journal of Public Health in Africa, [S. l.], v. 4, n. 1, p. e3, 2013. DOI: 10.4081/jphia.2013.e3. Disponível em: https://publichealthinafrica.org/jphia/article/view/jphia.2013.e3. Acesso em: 21 mar. 2023.