Institution: | 1. Department of Gastroenterology, Zhongda Hospital, Southeast University, Nanjing 210009, Jiangsu Province, China 2. Department of Gastroenterology, the Second Hospital of Nanjing, Southeast University, Nanjing 210003, Jiangsu Province, China 3. Department of Geriatrics, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, Jiangsu Province, China 4. Department of Intensive Care Unit, Wuxi Hospital of Traditional Chinese Medicine, Wuxi 214001, Jiangsu Province, China 5. Department of Oncology, Changhai Hospital, Shanghai 200433, China |