1. Department of Surgery and Anatomy, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
2. Department of Neurosciences and Behavioral Sciences, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
3. Minas Gerais State University, Passos, Minas Gerais, Brazil
4. Department of Internal Medicine, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
5. Department of Physics, Faculty of Philosophy, Science and Languages of Ribeirão Preto University of São Paulo, Ribeirão Preto, São Paulo, Brazil