1. Laboratory of Immunopathology, Oswaldo Cruz Foundation—Minas, Av. Augusto de Lima, 1715, Belo Horizonte 30190-002, MG, Brazil
2. Division of Public Health Surveillance and Response, National Institute for Communicable Diseases, Johannesburg 2131, South Africa
3. Department of Computing, Federal University of Ouro Preto, Morro do Cruzeiro Campus, Ouro Preto 35400-000, MG, Brazil