1. Department of Critical Care Medicine Attikon University Hospital Athens Greece
2. Department of Internal Medicine Ghent University Hospital Ghent Belgium
3. Department of Anesthesiology and Intensive Care Friedrich‐Schiller University Jena Germany
4. Department of Pulmonary and Critical Care and South Texas Veterans Health Care System University of Texas Health Science Center San Antonio Texas
5. Department of Anesthesiology and Intensive Care Campus Virchow‐Klinikum and Campus Charité Mitte Charité‐University Medicine Berlin Berlin Germany
6. Intensive Care Unit Hospital Dr Negrín Las Palmas de Gran Canaria Spain
7. Division of Pulmonary and Critical Care Department of Medicine Miller School of Medicine University of Miami and Jackson Memorial Hospital Miami Florida
8. Department of Anesthesiology and Intensive Care Hospital Nord Marseille France
9. Department of Intensive Care Erasme Hospital Université Libre de Bruxelles Brussels Belgium