1. Hospital do Coracao (HCor)–Research Institute, São Paulo, Brazil;
2. Department of Critical Care Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Alberta, Canada;
3. Alberta Health Services, Edmonton, Alberta, Canada;
4. Division of Allergy, Pulmonary, and Critical Care Medicine, Vanderbilt University Medical Center, Nashville, Tennessee;
5. Division of Allergy, Pulmonary, and Critical Care, Department of Medicine, University of Wisconsin-Madison, Madison, Wisconsin;
6. Hospital Sírio-Libanês, São Paulo, Brazil;
7. Hospital Maternidade São José, Centro Universitário do Espírito Santo, Colatina, Brazil;
8. BP – A Beneficência Portuguesa de São Paulo, São Paulo, Brazil;
9. Instituto de Cardiologia do Distrito Federal, Brasília, Brazil;
10. Hospital Sepaco, São Paulo, Brazil; and
11. Department of Anesthesiology, Pain and Intensive Care, Universidade Federal de São Paulo, São Paulo, Brazil