1. Italian Society of Prehospital Emergency Medicine-SIS 118-Taranto, 74121 Taranto, Italy
2. Post Graduate School of Geriatric Medicine, University of Rome “Tor Vergata”, 00133 Rome, Italy
3. Department of Anesthesia and Critical Care, Santa Croce and Carle Hospital, 12100 Cuneo, Italy
4. Emergency Department, Santa Croce and Carle Hospital, 12100 Cuneo, Italy
5. Emergency Medicine and Surgery, IRCCS Fondazione Policlinico San Matteo, 27100 Pavia, Italy
6. Department of Sensory Organs, Sapienza University of Rome, 00185 Roma, Italy
7. Department of Human Neuroscience, Sapienza University of Rome, 00185 Roma, Italy
8. Department of Anesthesia and Critical Care, AOU Città della Scienza e della Salute, 10126 Torino, Italy
9. Department of Anesthesiology and Perioperative Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA 15260, USA
10. Department of Emergency Medicine, Humanitas University, 20089 Milan, Italy