1 Autonomic Nervous System Center, UNESP, Av. Hygino Muzzi Filho, 737, Mirante, Marilia, SP, 17525-900, Brazil. vitor.valenti@unesp.br.
2 Autonomic Nervous System Center, UNESP, Av. Hygino Muzzi Filho, 737, Mirante, Marilia, SP, 17525-900, Brazil.
3 Cardiorespiratory Research Group, Department of Biological and Medical Sciences, Faculty of Health and Life Sciences, Oxford Brookes University, Headington Campus, Gipsy Lane, Oxford, OX3 0BP, UK.
4 Department of Medicine (Cardiology), Federal University of São Paulo (UNIFESP), Sao Paulo, Brazil.