1. The Department and Key Laboratory of Endocrinology and MetabolismPLA General Hospital Beijing People's Republic of China
2. Department of EndocrinologyHaidian Hospital Beijing People's Republic of China
3. Department of EndocrinologyHainan Branch of PLA General Hospital Sanya People's Republic of China
4. Department of UltrasonographyPLA General Hospital Beijing People's Republic of China
5. Department of PathologyPLA General Hospital Beijing People's Republic of China