Martins Junior, D. F., Felzemburg, R. D. M., Dias, A. B., Costa, T. M. and Santos, P. N. P. (2016) “Trends in mortality from ill-defined causes among the elderly in Brazil, 1979-2013: ecological study”, São Paulo Medical Journal, 134(5), pp. 437–445. Available at: https://periodicosapm.emnuvens.com.br/spmj/article/view/1147 (Accessed: 10 March 2025).