1. Kawasaki Physicians Association Kawasaki Japan
2. Department of Internal Medicine Kawasaki Rinko General Hospital Kawasaki Japan
3. Department of Gastroenterology St. Marianna University School of Medicine Kawasaki Japan
4. Department of Internal Medicine, Division of Gastroenterology Nippon Medical School Tokyo Japan
5. Department of Otorhinolaryngology Toho University Omori Medical Center Tokyo Japan
6. Department of Bioinformatics St. Marianna University Graduate School of Medicine Kanagawa Japan
7. Knowledge Palette Co. Ltd. Kawasaki Japan