1. Clinical Investigation Laboratory, ASST-Crema, Maggiore Hospital, Crema, Italy
2. Internal Medicine Unit, ASST-Crema, Maggiore Hospital, Crema, Italy
3. Emergency Medicine Unit,ASST-Crema, Maggiore Hospital, Crema, Italy
4. Gastroenterology Department, ASST-Crema, Maggiore Hospital, Crema, Italy
5. Pneumology 2 Department, ASST-Crema Maggiore Hospital, Crema, Italy
6. Clinical Investigation Laboratory, ASST-Bergamo Est, Bolognini Hospital Seriate, Bergamo, Italy