Vincent Jean-Louis Université libre de Bruxelles, Erasme Hospital, Department of Intensive Care Rello Jordi Universitat Autonoma de Barcelona, Hospital Vall d'Hebron, Critical Care Dept Marshall John University of Toronto, St. Michael's Hospital, Interdepartmental Division of Critical Care Medicine, Department of Surgery Silva Eliezer Hospital Israelita Albert Einstein (Sao Paolo, Brazil), Department of Intensive Care Anzueto Antonio University of Texas Health Science Center (San Antonio, USA), Department of Pulmonary/Critical Care Martin Claude D. Hôpital Nord (Marseille, France), Department of Anesthesiology ant Intensive Care Moreno Rui Hospital de St Antonio dos Capuchos (Lisbon, Portugal), Department of Intensive Care Lipman Jeffrey Royal Brisbane and Womens’ Hospital (Herston, Australia), Department of Intensive Care Sakr Yasser Friedrich-Schiller University (Jena, Germany), Department of Anesthesiiology and Intensive Care Reinhart Konrad Friedrich-Schiller University (Jena, Germany), Department of Anesthesiiology and Intensive Care ARTPUB