1. Study Design and Scientific Writing Laboratory ABC Faculty of Medicine Santo André São Paulo Brazil
2. Coronary Center, de Messejana Hospital Dr. Carlos Alberto Studart Gomes Fortaleza Ceará Brazil
3. IInstitute of Biology-Genetics and Morphology University of Brasília Brasília Federal District Brazil
4. Heart Center, Tampere University Hospital and Faculty of Medicine and Life Sciences University of Tampere Tampere Finland
5. Soler Clinic São Paulo Brazil