1. Division of Diagnostic Pathology Shiga University of Medical Science Hospital OtsuJapan
2. Department of Gastroenterology, Faculty of Medicine Oita University, Yufu OitaJapan
3. Division of Pathology and Disease Regulation, Department of Pathology Shiga University of Medical Science Otsu ShigaJapan
4. Division of Gastrointestinal Endoscopy Shiga University of Medical Science Hospital OtsuJapan
5. Division of Molecular Diagnostic Pathology, Department of Pathology Shiga University of Medical Science OtsuJapan
6. Department of Medicine Shiga University of Medical Science Hospital Otsu Japan