^○Hiroyuki Aihara (Division of Gastroenterology, Hepatology, and Endoscopy, Brigham and Women’s Hospital, Harvard Medical School, Boston, USA)

^○Henrik Thorlacius¹, Carl-Fredrik RÖnnov¹, Ervin Toth² (1.Department of Clinical Sciences, Lund University, 2.Dept. of Gastroenterology)

^○Tsukasa Ishida, Yoshinori Morita, Takeshi Azuma (Div. of Gastroenterology, Dept. Internal Madicine, Kobe Univ., Japan)

^○Fabian Emura^1,2,3,4, Juan Mejia¹, Carlos Donneys^1,2, Luis Sabbagh^2,4 (1.EmuraCenter LatinoAmerica, 2.Emura Foundation for the Promotion Of Cancer Research, 3.Universidad de La Sabana, 4.Organizacion Sanitas Internacional)

^○Yao K¹, Uedo N², Muto M³, Ishikawa H⁴ (1.Department of Endoscopy, Fukuoka University Chikushi Hospital, 2.Department of Gastrointestinal Oncology, Osaka Medical Center for Cancer and Cardiovascular Diseases, Osaka, Japan, 3.Department of Therapeutic Oncology, Graduate School of Medicine, Kyoto University, Kyoto, Japan, 4.Department of Molecular-Targeting Cancer Prevention, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan)

^○Hidekazu Suzuki (Medical Education Center, Keio University School of Medicine)

^○Hidemi Goto¹, Kazuhiko Hayashi¹, Yoshiki Hirooka² (1.Department of Gastroenterology and Hepatology Nagoya University, Japan, 2.Deaprtment of Endoscopy, Nagoya University Hospital, Nagoya, Japan)

^○Philip Chiu (Department of Surgery, Chinese University of Hong Kong)