The Second Clinical Medical College;
Yangtze University;
Jingzhou;
China;
Department of Gastroenterology;
Jingzhou Central Hospital;
The Second Clinical Medical College;
Yangtze University;
Jingzhou;
China;
Colon; Polyps; Endoscopic; Mucosal; Resection; Endoscopic; Submucosal; Dissection; Pathological; Examination; Results;