1. Pontifical Catholic University of Goiás Goiânia GO Brazil
2. Hypertension League Federal University of Goiás Goiânia GO Brazil
3. State University of Rio de Janeiro Rio de Janeiro RJ Brazil
4. Institute of Cardiology Porto Alegre RS Brazil
5. Pernambuco Cardiac Emergency Room (PROCAPE) Recife PE Brazil
6. Medical Science Faculty of Minas Gerais Fundação Educacional Lucas Machado (Lucas Machado Educational Foundation) Belo Horizonte MG Brazil
7. State University of Medical Sciences of Alagoas (UNCISAL), Medicine Maceió AL Brazil
8. Dante Pazzanese Institute of Cardiology São Paulo SP Brazil
9. Universidade Federal de Sao Paulo São Paulo SP Brazil
10. Duke University Division of Cardiology County Durham USA