About the Authors

Rafael V. Picon

Affiliation Postgraduate Studies Program in Cardiology, School of Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

Flávio D. Fuchs

Affiliations Postgraduate Studies Program in Cardiology, School of Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, Hospital de Clinicas de Porto Alegre, Division of Cardiology, and the National Institute for Science and Technology for Health Technology Assessment (IATS/CNPq), Porto Alegre, Rio Grande do Sul, Brazil

Leila B. Moreira

Affiliations Postgraduate Studies Program in Cardiology, School of Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, Hospital de Clinicas de Porto Alegre, Division of Cardiology, and the National Institute for Science and Technology for Health Technology Assessment (IATS/CNPq), Porto Alegre, Rio Grande do Sul, Brazil

Glaube Riegel

Affiliation Postgraduate Studies Program in Cardiology, School of Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

Sandra C. Fuchs

scfuchs@terra.com.br

Affiliations Postgraduate Studies Program in Cardiology, School of Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, Hospital de Clinicas de Porto Alegre, Division of Cardiology, and the National Institute for Science and Technology for Health Technology Assessment (IATS/CNPq), Porto Alegre, Rio Grande do Sul, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SCF RVP FDF. Performed the experiments: RVP GR LBM. Analyzed the data: SCF RVP GR. Contributed reagents/materials/analysis tools: LBM. Wrote the paper: RVP SCF FDF LBM GR.