1. Department of Endocrinology, Southwest Hospital, Army Medical University, Chongqing, China
2. Derpartment of Gastroenterology, Southwest Hospital, Army Medical University, Chongqing, China
3. Department of Endocrinology, Xinqiao Hospital, Army Medical University, Chongqing, China
4. Department of Endocrinology, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China
5. Department of Nursing, Southwest Hospital, Army Medical University, Chongqing, China