1. Internal Medical Department; Cardiology Center; Medicine School of Ribeirão Preto; São Paulo University; Ribeirão Preto Brazil
2. Internal Medicine Department; Image and Medical Physics Center; Medicine School of Ribeirão Preto; São Paulo University; Ribeirão Preto Brazil
3. Cardiovascular and Thoracic Surgery Group; Surgery Department; Medicine School of Ribeirão Preto; São Paulo University; Ribeirão Preto Brazil