title: Preface.
authors.affiliation: Chairman, Organizing Committee Endoscopy Forum, Japan.
authors.forename: Yoshinori
authors.initials: Y
authors.lastname: Igarashi
mesh_terms: D003226:Congresses as Topic; D016145:Endoscopy, Digestive System; D005762:Gastroenterology; D006801:Humans; D007564:Japan; D012955:Societies, Medical