Cardiovascular Imaging Research Laboratory, Institute of Cardiology–University Foundation of Cardiology, Porto Alegre, Brazil; Address for correspondence: Dr. Marcelo Haertel Miglioranza, Cardiovascular Imaging Research Laboratory, Institute of Cardiology–University Foundation of Cardiology, Av. Princesa Isabel, 370, Porto Alegre/RS, CEP 90620-000, Brazil.
Antônio Rogério Proença Tavares Crespo, MD, PhD
Discipline of Emergency and Trauma of the Federal University of Health Sciences of Porto Alegre, Porto Alegre, Brazil
