1. Institut d’Investigacions Biomèdiques August Pi I Sunyer (IDIBAPS), University of Barcelona (UB), Barcelona, Spain
2. Ciber De Enfermedades Respiratorias (Ciberes, CB06/06/0028), Barcelona, Spain
3. Intensive Care Unit, Hospital Universitari Sagrat Cor, Barcelona, Spain
4. Department of Medical, Oral and Biotechnological Sciences, School of Medicine and Health Sciences, Section of Anesthesia Analgesia, Perioperative and Intensive Care, SS. Annunziata Hospital, Gabriele d’Annunzio University of Chieti-Pescara, Chieti, Italy
5. Dipartimento Scienze Chirurgiche E Diagnostiche Integrate (DISC), Università Degli Studi Di Genova, Genova, Italy
6. Pulmonary and Critical Care Unit, Respiratory Institute, Hospital Clinic, Barcelona, Spain