1. Division of Anesthesia and Critical Care, Santi Antonio e Biagio e Cesare Arrigo Hospital, 15121 Alessandria, Italy
2. Division of Thoracic Surgery, Santi Antonio e Biagio e Cesare Arrigo Hospital, 15121 Alessandria, Italy
3. Department of Emergency Medicine, Fondazione Policlinico Universitario A. Gemelli IRCCS, 00168 Rome, Italy
4. Internal Medicine Department, San Carlo di Nancy Hospital, 00165 Rome, Italy
5. Emergency Medicine and Surgery, IRCCS Fondazione Policlinico San Matteo, 27100 Pavia, Italy
6. Emergency Medicine Residency Program, Université Libre de Bruxelles, 1050 Brussels, Belgium
7. Division of Anesthesia, Intensive Care, Pain Medicine, Policlinico Hospital, 70124 Bari, Italy
8. Emergency Medicine, IRCCS Humanitas Research Hospital, Rozzano, 20089 Milan, Italy
9. Department of Biomedical Sciences, Humanitas University, Via Rita Levi Montalcini 4, Pieve Emanuele, 20072 Milan, Italy
10. Department of Anatomical, Histological, Forensic and Orthopaedic Sciences, Sapienza University of Rome, Viale Regina Elena 336, 00161 Rome, Italy
11. Department of Clinical Medicine, Public Health, Life Sciences, Environmental Sciences, University of L’Aquila, 67100 L’Aquila, Italy