1 General Intensive Care Unit, Emergency Department - ASST Monza - San Gerardo Hospital, University of Milano-Bicocca, Via Pergolesi 33, Monza (MB), Italy. Electronic address: [email protected].
2 Anesthesia & Intensive Care Department, "Paolo Giaccone" University Hospital, Palermo, Italy.
3 Medical & Surgical Intensive Care Unit, Careggi University Hospital, Florence, Italy.