Submucosal abscess at the esophagogastric junction successfully treated by endoscopic submucosal dissection: A rare case report - Guo, Lihua; Ge, Jiaxin; Wen, Jinfeng; Huang, Lijiang; Huang, Fang; Zhang, Mengpei; Ye, Guo-Liang (Endoscopy, 2025)