1. Faculty of Ceilândia University of Brasilia Brasilia Brazil
2. Euro‐American University Centre – UNIEURO Brasilia Brazil
3. Blood Center of Brasilia Brasilia Brazil
4. Blood Center of Ribeirão Preto, Faculty of Medicine of Ribeirão Preto University of São Paulo São Paulo Brazil
5. Department of Internal Medicine, Faculty of Medicine of Ribeirão Preto University of São Paulo São Paulo Brazil
6. Center for Tropical Medicine, University of Brasilia Brasilia Brazil