1 Physiological Science Departament, Universidade Federal do Amazonas, Manaus, Brazil.
2 Cardiopulmonary Physiotherapy Laboratory, Universidade Federal de Sao Carlos, Rod. Washington Luis, km 235-SP-310-CEP: 13565-905, Sao Carlos, Sao Paulo, Brazil.
3 Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil.
4 Biomedical Engineering, Politecnico di Milano, Milan, Italy.
5 University of Illinois at Chicago, Chicago, IL, USA.
6 Cardiopulmonary Physiotherapy Laboratory, Universidade Federal de Sao Carlos, Rod. Washington Luis, km 235-SP-310-CEP: 13565-905, Sao Carlos, Sao Paulo, Brazil. [email protected].