Institution: | Departments of Medicine and Molecular Science, Hiroshima University Graduate School of Biomedical Science, Hiroshima University School of Medicine, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551;Department of Endoscopy, Hiroshima University School of Medicine, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551 |