Noritaka WAKUI^1,2, Hidenari NAGAI^1,2, Yu OGINO¹, Hideki NAGUMO¹, Naoyuki YOSHIMINE¹, Kenichi MARUYAMA², Takuma OGURI³, Naohisa KAMIYAMA³, Teppei MATSUI¹, Takahisa MATSUDA¹ (1.Division of Gastroenterology and Hepatology, Toho University Omori Medical Center, 2.Division of Clinical Functional Physiology, Toho University Omori Medical Center, 3.Department of Ultrasound General Imaging, GE Healthcare Japan)

Hidekatsu KURODA, Tamami ABE, Takayuki MATSUMOTO (Division of Gastroenterology and Hepatology, Department of Internal Medicine, Iwate Medical University)

Ryoko KUROMATSU^1,2, Tsutomu KUMABE³, Masahito NAKANO¹, Yu NODA¹, Etsuko MORIYAMA¹, Osamu NAKASHIMA⁴, Hironori KOGA¹, Takumi KAWAGUCHI¹ (1.Division of Gastroenterology, Department of Medicine, Kurume University School of Medicine, 2.Ultrasound Diagnostic Center, Kurume University Hospital, 3.Kumabe Clinic, 4.Central Clinical Laboratory Center, St. Mary's Hospital)

Kaoru TSUCHIYA, Yutaka YASUI, Nobuharu TAMAKI, Naoki UCHIHARA, Yuki TANAKA, Mayu HIGUCHI, Kenta TAKAURA, Hiroyuki NAKANISHI, Masayuki KUROSAKI, Namiki IZUMI (Department of Gastroenterology and Hepatology, Musashino Red Cross Hospital)

Kazunobu ASO, Mitsuyoshi OKADA, Yu OTA, Shin OTAKE, Kounosuke SHUKUDA, Hidemi HAYASHI, Shunsuke NAKAJIMA, Koji SAWADA, Mikihiro FUJIYA, Toshikatsu OKUMURA (Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University)

Takeshi AOKI, Kazuhiro MATSUDA, Tomokazu KUSANO, Yoshihiko TASHIRO, Koji AOGAKI, Kodai TOMIOKA, Hideki SHIBATA, Takahito HIRAI, Akira FUJIMORI, Yuta ENAMI (Department of Gastroenterological and General Surgery, Showa University)