1. Heart Institute (InCor); University of São Paulo Medical School, Av. Dr. Eneas de Carvalho Aguiar; 44 Cerqueira Cesar São Paulo SP CEP 05403-904 Brazil
2. School of Arts, Sciences and Humanities; University of São Paulo; São Paulo Brazil
3. School of Physical Education and Sport; University of São Paulo; São Paulo Brazil
4. Departament of Medicine (Cardiology) and Physiology, Geffen School of Medicine at UCLA; University of California; Los Angeles CA USA