1. Department of General Practice, Zhumadian City Central Hospital, Zhumadian, China
2. Department of Endocrinology, Yankuang New Journey General Hospital, Jining, Shandong, China
3. Excellent Ward, Zhumadian City Central Hospital, Zhumadian, China
4. Department of Gynaecology and Obstetrics, Zhumadian Women and Children's Health Hospital, Zhumadian, China
5. Department of Pharmacology Department, Zhumadian First People's Hospital, Zhumadian, China