MORIKAWA Keiko¹, SEKI Haruna¹, HONMA Akiko¹, YAMAGUCHI Risa¹, FUJISAWA Kazuya¹, OOYAMA Youko², NAGANUMA Hiriko³, WATANABE Takako⁵, ISHIDA Hideaki⁴ (1.Department of Clinical Laboratory, Tsudanuma Central General Hospital, 2.Department of Medical Laboratory, Akita Kousei Medical Center, 3.Department of Gastroenterology, Yokote Municipal Hospital, 4.Depart of Diagnostic Ultrasound, Akita Red Cross Hospital, 5.Department of Clinical Laboratory, Akita Red Cross Hospital)

SHIBUKI Saki¹, SAIDA Tsukasa¹, KAMIMAKI Takashi², SHINKAI Toko³, HOSHIAI Soudai¹, MINAMI Manabu¹ (1.Diagnostic and Interventional Radiology, University of Tsukuba Hospital, 2.Clinical Laboratory, University of Tsukuba Hospital, 3.Pediatric Surgery, University of Tsukuba Hospital)

MIYACHI Eri¹, HASHINOKUCHI Shinichi¹, NIWA Fumihiko¹, ISHIKAWA Teruyoshi¹, ICHIKAWA Hironori¹, KATAOKA Saki¹, TAKESHIMA Kenji¹, KUMADA Takashi², TOYODA Hidenori³, TADA Toshifumi³ (1.Department of Clinical Research, Ogaki Municipal Hospital, 2.Department of Nursing, Ogaki Women's College, 3.Department of Gastroenterology, Ogaki Municipal Hospital)

MAEDA Fumie¹, NEMOTO Tomoyuki², HASHIMOTO Norikazu¹, OOTAKE Yuka¹, FURUKI Yumiko¹, SAITOU Kiyotaka¹, IMURA Toshio¹, HAMADA Toshihiko³, NAKAMOTO Yasunari², KIMURA Hideki¹ (1.Clinical Laboratory, Fukui University Hospital, 2.Second Department of Internal Medicine Faculty of Medical Sciences, University of Fukui, 3.Medical Technology and Clinical Engineering, Hokuriku University)

KATAYAMA Takayuki¹, MITSUMOTO Yasuhide¹, YANO Kouta¹, YASUFUKU Tomoko¹, OYA Hirohisa¹, MIZUNO Masayuki¹, OKUDA Keiichiro², TAKAHASHI Aya², TAKESHITA Atsushi³, SHIMA Toshihide¹ (1.Gastroenterology, Saiseikai Suita Hospital, 2.Gastroenterology, Kyoto Prefectural University of Medicine, 3.Pathology, Osaka Medical College)

KONDO Mayuko, OHKI Takamasa, TODA Nobuo, TAGAWA Kazumi (Department of Gastroenterology, Mitsui Memorial Hospital)