1. Division of Cardiovascular Surgery of Pronto Socorro Cardiológico de Pernambuco – PROCAPE, Recife, Brazil
2. University of Pernambuco – UPE, Recife, Brazil
3. Nucleus of Postgraduate and Research in Health Sciences of Faculty of Medical Sciences and Biological Sciences Instituite – FCM/ICB, Recife, Brazil
4. Institut Universitaire de Cardiologie e de Pneumologie du Québec, Quebec City, QC, Canada