Silva, Flávio Rocha da, et al. “AN OVERVIEW OF PERTUSSIS REEMERGENCE AND EVIDENCE OF ITS RESURGENCE IN BRAZIL”. Revista de Patologia Tropical Journal of Tropical Pathology, vol. 43, no. 2, July 2014, pp. 151-62, https://doi.org/10.5216/rpt.v43i2.31132.