1 Institute of Anesthesia and Intensive Care, A. Gemelli University Polyclinic, IRCCS and Foundation, Sacred Heart Catholic University, Rome, Italy - f.cavaliere@rm.unicatt.it.
2 Transplant Anesthesia and Critical Care, University School of Medicine, Pisa, Italy.
3 Division of Anesthesiology, Critical Care and Pain Medicine, Department of Medicine and Surgery, University of Parma, Parma, Italy.
4 Section of Anesthesia, Analgesia and Intensive Care, Department of Surgical and Biomedical Sciences, University of Perugia, Perugia, Italy.
5 Unit of Pediatric Anesthesia and Intensive Care, ASST - Spedali Civili Children's Hospital, Brescia, Italy.
6 Pediatric Intensive Care Unit and Trauma Center, A. Gemelli University Polyclinic, IRCCS and Foundation, Sacred Heart Catholic University, Rome, Italy.
7 Department of Accident and Emergency, of Organ Transplantation, Anesthesia and Intensive Care, Siena University Hospital, Siena, Italy.
8 Department of Intensive Care, Erasme Hospital, Free University of Brussels (ULB), Brussels, Belgium.
9 Division of Anesthesia and General Intensive Care, Department of Medical, Surgical and Experimental Sciences, Sassari University Hospital, University of Sassari, Sassari, Italy.