Authors’ contributions
Yasuhiro Tani: Drafting article, endoscopic procedure, analysis of data, and final approval of the article. Ryu Ishihara: Conception and design, endoscopic procedure, analysis of data, critical revision of the article for important intellectual content, and final approval of the article. Takahiro Inoue: Conception and design, data collection, and final approval of the article. Yushi Kawakami, Katsunori Matsueda and Muneaki Miyake: Endoscopic procedure, data collection, and final approval of the article. Yuki Okubo, Shunsuke Yoshii, Satoki Shichijo, Takashi Kanesaka, Sachiko Yamamoto, Yoji Takeuchi, Koji Higashino, Noriya Uedo and Tomoki Michida: Data collection and final approval of the article. Yusuke Kato and Tomohiro Tada: Construction and mechanical management of the AI system and final approval of the article.