1. Department of Anaesthesia and Intensive Care “Policlinico‐San Marco” University Hospital Catania Italy
2. Department Clinical Internal, Anesthesiological and Cardiovascular Sciences, University of Rome “La Sapienza”, Policlinico Umberto Primo Roma Italy
3. Intensive Care Medicine, Nepean Hospital The University of Sydney Sydney Australia
4. Service de Médecine Intensive Réanimation, Assistance Publique‐Hôpitaux de Paris University Hospital Ambroise Paré Boulogne‐Billancourt France