1. Emergency Department, Fondazione Policlinico A Gemelli, IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
2. Emergency Department, Ospedale San Carlo di Nancy GVM Care & Research, Rome, Italy
3. Endoscopy Unit, Fondazione Policlinico A Gemelli, IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
4. Section of Hygiene,
University Department of Health Sciences and Public Health, Università Cattolica del Sacro Cuore, Rome, Italy
5. Emergency Department, Fondazione Policlinico Universitario "A. Gemelli" IRCCS, Rome, Italy
6. Department of
Emergency Medicine-Section of Anesthesia and Critical Care-Michele and Pietro Ferrero Hospital, Verduno, Italy
7. Emergency Department, Fondazione Policlinico Universitario “A. Gemelli” IRCCS, Rome, Italy