1. Department of Animal Morphology and Physiology, São Paulo State University – UNESP/FCAV, Jaboticabal, Brazil
2. Department of General and Specialized Nursing, School of Nursing of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
3. Department of Biology, School of Philosophy, Sciences and Literature of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil