BERHAN, A.; BERHAN, Y.; YIZENGAW, D. A meta-analysis of Drug resistant Tuberculosis in Sub-Saharan Africa: How Strongly Associated with previous Treatment and HIV Co-infection?. Ethiopian Journal of Health Sciences, [S. l.], v. 23, n. 3, p. 271–282, 2013. DOI: 10.4314/ejhs.v23i3.10. Disponível em: https://www.ajol.info/index.php/ejhs/article/view/96731. Acesso em: 29 sep. 2026.