1. Postgraduate Program in Adult Health, Federal University of Maranhão, Maranhão, Brazil
2. Clinical Research Center, University Hospital of the Federal University of Maranhão, São Luís, Brazil
3. State University of Maranhão, Zé Doca, Brazil
4. Oncology Research Center, Federal University of Pará, Belém, Brazil
5. University Hospital, Federal University of Maranhão, São Luís, Brazil
6. Clinical Hospital of Medical School, São Paulo, State University, Unesp, Botucatu, São Paulo, Brazil
7. Postgraduate Program in Nursing, Federal University of Maranhão, Maranhão, Brazil
8. Department of Genetics and Postgraduate Program in Genetics, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, Brazil
9. Postgraduate Program in Health Science, Federal University of Maranhão, Maranhão, Brazil
10. Department of Pathology, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, Brazil