1 Department of Neurosciences and Behavioral Sciences, Ribeirao Preto Medical School, University of Sao Paulo. Campus Universitário, 14049-900 Ribeirão Preto, SP, Brazil.
2 Departamento de Matemática, Facultad de Ingeniería, Universidad de Atacama, Avenida Copayapu 485, Copiapó, Chile.
3 Institute of Mathematical Science and Computing, University of Sao Paulo, Av. Trabalhador São-Carlense 400, 3566-590 Sao Carlos, SP, Brazil.
4 Moss Rehabilitation Research Institute, Thomas Jefferson University, 50 Township Line Road, 19027 Elkins Park, PA, USA; Edith Cowan University, 270 Joondalup Dr, 6027 Joondalup, WA, Australia.
5 Department of Neurosciences and Behavioral Sciences, Ribeirao Preto Medical School, University of Sao Paulo. Campus Universitário, 14049-900 Ribeirão Preto, SP, Brazil; School of Allied Health, The University of Western Australia, 35 Stirling Highway, 6009 Perth, WA, Australia. Electronic address: taiza@fmrp.usp.br.