1. Chakri Naruebodindra Medical Institute, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Samut Prakan, Thailand
2. Department of Hepatology and Gastroenterology, Charité Medical School, Berlin, Germany
3. Graduate Program in Molecular Medicine, Faculty of Science, Mahidol University, Bangkok, Thailand
4. Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand
5. Princess Srisavangavadhana College of Medicine, Chulabhorn Royal Academy, Bangkok, Thailand