MANENGE, R. . Modelling technical efficiency of health systems in SADC . International Journal of Social Sciences Perspectives, [S. l.], v. 15, n. 1, p. 13–20, 2024. DOI: 10.33094/ijssp.v15i1.1975. Disponível em: http://onlineacademicpress.com/index.php/IJSSP/article/view/1975. Acesso em: 24 nov. 2024.