Santos, L. M. dos, M. A. Gonçalves, and M. A. M. Ferreira. “Performance Evaluation of Expenditure in Primary Care: The Case of Brazil’s Southeastern Cities”. Organizações & Sociedade, vol. 21, no. 70, June 2014, https://periodicos.ufba.br/index.php/revistaoes/article/view/11378.