1. Laboratory of Immunopathology Keizo Asami Federal University of Pernambuco Recife Brazil
2. Pronto Socorro Cardiológico de Pernambuco (PROCAPE) University of Pernambuco Recife Brazil
3. MCorMemorial São José Hospital – Rede D´Or São Luiz Recife Brazil
4. School of Medicine State University of Rio de Janeiro Rio de Janeiro Brazil
5. Centro de Pesquisas Clínicas do Centro Universitário Cesmac/Hospital do Coração de Alagoas Maceió Brazil
6. Department of Internal Medicine School of Medical Sciences State University of Campinas São Paulo Brazil