1. Postgraduate Program in Dentistry Cruzeiro Do Sul University (UNICSUL) São Paulo Brazil
2. Hematology and Hemotherapy Center University of Campinas (UNICAMP) Campinas Brazil
3. Department of Stomatology School of Dentistry University of São Paulo (USP) São Paulo Brazil
4. Department of Stomatology School of Dentistry State University of Paraíba Araruna Brazil
5. Laboratory of Virology (LIM‐52) Institute of Tropical Medicine of São Paulo School of Medicine University of São Paulo (USP) São Paulo Brazil