Pedroso, M. de M., P. C. D. P. Calmon, L. F. Bandeira, and R. A. V. de Lucena. “Relative Efficiency of National Policy for Elective, Medium-Complexity Surgical Procedures”. Journal of Contemporary Administration, Vol. 16, no. 2, 1, pp. 237-52, doi:10.1590/S1415-65552012000200005.