Pinheiro, P. G. O. D., Sá, L. D. de, Palha, P. F., Souza, F. B. A. de, Nogueira, J. de A., & Villa, T. C. S. (2012). Active search for respiratory symptoms and late diagnosis of tuberculosis. Rev Rene, 13(3). Retrieved from http://periodicos.ufc.br/rene/article/view/3982