1. Department of Nursing, School of Medicine, Jiangnan University, Wuxi, China
2. Department of Endoscopy Center, Affiliated Hospital of Jiangnan University, Wuxi, China
3. Department of Outpatient, Affiliated Hospital of Jiangnan University, Wuxi, China
4. Department of Gastroenterology, Affiliated Hospital of Jiangnan University, Wuxi, China