1. Department of Intensive Care, Erasme Hospital, Université Libre de Bruxelles, Brussels, Belgium
2. Department of Internal Medicine, Clementino Fraga Filho University Hospital, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
3. Department of Intensive Care, Calmette University Hospital, Université Lille 2, Lille, France
4. Intensive Care Unit, Albert Einstein Hospital, São Paulo, Brazil
5. Department of Experimental Surgery, Universidade Federal do Estado de São Paulo, São Paulo, Brazil
6. Intensive Care Unit, Calderón Guardia University Hospital, Universidad de Costa Rica, San José, Costa Rica