1. Department of Bacteriology and Mycology, Evandro Chagas Institute, Ananindeua, Pará, Brazil;
2. Novafapi University, Medicine School, Teresina, Piauí, Brazil;
3. Department of Health Surveillance, Teresina Municipal Health Secretariat, Teresina, Piauí, Brazil;
4. Natan Portella Institute of Tropical Medicine, Piauí State Health Secretariat, Teresina, Piauí, Brazil;
5. Department of Arbovirology and Haemorrhagic Fevers, Evandro Chagas Institute, Ananindeua, Pará, Brazil;
6. Department of Mother and Child Health, Federal University of Piauí, Teresina, Piauí, Brazil
7. Department of Health Surveillance, Piauí State University Hospital, Teresina, Piauí, Brazil;
8. Department of Health Surveillance, Piauí State Health Secretariat, Teresina, Piauí, Brazil;
9. Post-graduation Program in Virology, Evandro Chagas Institute, Ananindeua, Pará, Brazil;