1 Service for Quality, Safety and Accreditation, San Bortolo Hospital, Via Rodolfi, 37, 36100, Vicenza, Italy. nereo.zamperetti@ulssvicenza.it.
2 Department of Intensive Care, Austin and Repatriation Medical Center, Heidelberg, VIC, Australia. Rinaldo.bellomo@austin.org.au.
3 Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy. nicola.latronico@unibs.it.
4 Department of Anesthesia, Critical Care and Emergency, Spedali Civili University Hospital, Piazzale Ospedali Civili, 1, 25123, Brescia, Italy. nicola.latronico@unibs.it.