1. Emergency Department, Ospedale San Carlo di Nancy–GVM Care & Research, 00165 Rome, Italy
2. Emergency Department, Ospedale Policlinico A. Gemelli, 00168 Rome, Italy
3. Gastroenterology Department, Policlinico Tor Vergata, 00133 Rome, Italy
4. Internal Medicine and Gastroenterology Department, Università Cattolica del Sacro Cuore, 00168 Rome, Italy