1. Department of Endocrinology, The Affiliated Hospital of Xuzhou Medical University, Xuzhou, Jiangsu, People’s Republic of China
2. Laboratories of Clinical and Experimental Pathology
3. Department of Endocrinology, Liyang People’s Hospital, Liyang, Jiangsu, People’s Republic of China
4. Gastroenterology, Xuzhou Medical University, Xuzhou Medical University, Xuzhou, Jiangsu, People’s Republic of China
5. Department of Gastroenterology, The Affiliated Hospital of Xuzhou Medical University, Xuzhou, Jiangsu, People’s Republic of China