Yuta Ogura1, Takeharu Enomoto1, Shinya Mikami1, Hiroyuki Hoshino1, Akiyoshi Noda1, Osamu Saji1, Tsunehisa Matsushita1, Shinya Ishigouoka2, Masaki Yamashita2, Saeko Naruki3, Takashi Fujino3, Tetsu Fukunaga1, Takehito Otsubo1
1Division of Gastroenterological and General Surgery, 2Division of Gastroenterological Internal Medicine, 3Department of Pathology; St. Marianna University School of Medicine, Kawasaki, Japan.