1. Department of Gastroenterology Ogaki Municipal Hospital Ogaki Japan
2. Department of Hepatology Okayama City Hospital Okayama Japan
3. Gastroenterology Center Ehime Prefectural Central Hospital Matsuyama Japan
4. Gastroenterology Center Teine Keijinkai Hospital Sapporo Japan
5. Department of Gastroenterology Saiseikai Niigata Hospital Niigata Japan
6. Department of Gastroenterology Saiseikai Maebashi Hospital Maebashi Japan
7. Department of Gastroenterology National Hospital Organization Takasaki General Medical Center Takasaki Japan
8. Department of Clinical Research National Hospital Organization Takasaki General Medical Center Takasaki Japan
9. Department of Nursing Gifu Kyoritsu University Ogaki Japan
10. School of Health and Life Sciences Glasgow Caledonian University Glasgow UK
11. Department of Molecular and Clinical Cancer Medicine University of Liverpool Liverpool UK