1. Laboratório Especial de Microbiologia Clínica (LEMC), Departamento de Medicina, Escola Paulista de Medicina (EPM), Universidade Federal de Sao Paulo (UNIFESP), Sao Paulo 04025-010, Brazil
2. Emerging Viruses Research Laboratory, Institute of Biomedical Sciences, University of Sao Paulo, Sao Paulo 05508-000, Brazil
3. Albert Einstein Research and Education Institute, Hospital Israelita Albert Einstein, Sao Paulo 05652-900, Brazil