1. Post Graduate Programme in Neuroscience, Institute of Basic Health Sciences, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil
2. Physiotherapy Department, Federal University of Health Sciences of Porto Alegre, UFCSPA, Rua Sarmento Leite 245, 90050-170 Porto Alegre, RS, Brazil
3. Faculty of Nursing, Nutrition and Physiotherapy, PUCRS, Porto Alegre, RS, Brazil
4. Department of Biochemistry, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil