1. Institute of Emergency Medicine of Split–Dalmatia County, 21000 Split, Croatia
2. Internal Medicine Department, Division of Emergency and Intensive Medicine with Clinical Pharmacology and Toxicology, University Hospital of Split, 21000 Split, Croatia
3. School of Medicine, University of Split, 21000 Split, Croatia
4. Internal Medicine Department, Gastroenterology Division, University Hospital of Split, 21000 Split, Croatia