1. CHA University School of Medicine, CHA Cancer Prevention Research Center, CHA Bio Complex, Pangyo, Korea
2. GI Medics, Ltd, Seoul, Korea
3. Department of Pharmacology, University of Zagreb, Zagreb, Croatia
4. Digestive Disease Center, CHA University Bundang Medical Center, Seongnam, Korea
5. Department of Pediatrics and Gastroenterology, Gachon University Gil Hospital, Incheon, Korea