1Department of Research and Development, Associação Fundo de Incentivo a Pesquisa (AFIP – Medicina Diagnóstica), São Paulo, Brazil
2Clinical Microbiology Section, Associação Fundo de Incentivo a Pesquisa (AFIP – Medicina Diagnóstica), São Paulo, Brazil
3Infection Control Service, Complexo Hospitalar Municipal de São Caetano do Sul, São Paulo, Brazil
4Division of Infectious Diseases, Department of Internal Medicine, Universidade Federal de São Paulo, Escola Paulista de Medicina, São Paulo, Brazil