Clinical Endoscopy (Clin Endosc, CE) is a joint official journal of the Korean Society of Gastrointestinal Endoscopy (KSGE), International Digestive Endoscopy Network (IDEN), Vietnam Association of Gastroenterology (VNAGE)/Vietnam Federation for Digestive Endoscopy (VFDE), Thai Association for Gastrointestinal Endoscopy (TAGE), and Digestive Endoscopy Society of Taiwan (DEST). The KSGE was established on August 14, 1976. KSGE published the “Korean Journal of Gastro-intestinal Endoscopy” in Korean from November 1981 to July 2011 issue. Then the journal was published in English from the September 2011 issue under the official title of CE. The IDEN is an international organization established in 2019 to promote and share the development of advanced digestive endoscopy research. VNAGE and TAGE officially designated CE as an official journal of the societies from March 2021 and DEST officially designated CE as an official journal of the society from September 2024. CE publishes peer-reviewed articles and features original articles, state-of-the-art review articles, image of issue, video of issue, brief communications, and letters to the editor on all subjects in the field of experimental, diagnostic, and therapeutic gastrointestinal endoscopy. It was indexed in KoreaMed on September 22, 2011; PubMed Central (PMC)/PubMed on June 28, 2012; Scopus on November 11, 2013; EBSCO on June 29, 2015; Emerging Sources Citation Index (ESCI) on June 6, 2016; DOAJ on April 28, 2018; and Embase on January 1, 2019.