1 Department of Surgical, Oncological and Oral Science (Di.Chir.On.S.), Section of Anesthesia, Analgesia, Intensive Care and Emergency, Policlinico Paolo Giaccone, University of Palermo, Via del vespro 129, 90127, Palermo, Italy. [email protected].
2 Respiratory Medicine Unit, A.O.U. "Policlinico-Vittorio Emanuele", Department of Clinical and Experimental Medicine, University of Catania, Via Santa Sofia 78, 95123, Catania, Italy.
3 Department of Anesthesia and Critical Care, A.O.U. Policlinico "G. Martino", University of Messina, Via Consolare Valeria 1, 98100, Messina, Italy.
4 Intensive Care Unit of the Shaare Zedek Medical Medical Centre and Hebrew University Faculty of Medicine, Jerusalem, Israel.
5 Department of Surgical, Oncological and Oral Science (Di.Chir.On.S.), Section of Anesthesia, Analgesia, Intensive Care and Emergency, Policlinico Paolo Giaccone, University of Palermo, Via del vespro 129, 90127, Palermo, Italy.