1. The Third Xiangya Hospital Central South University Department of Anesthesiology
2. Guiyang Taking Hospital
3. The Second Hospital of Anhui Medical University
4. Beijing Obstetrics and Gynecology Hospital, Capital Medical University
5. The First Affiliated Hospital of Bengbu Medical College
6. Maanshan People's Hospital
7. Queuing NO.1 Hospital
8. Sichuan Provincial People's Hospital
9. The Affiliated Traditional Chinese Medical Hospital of Southwest Medical University
10. The First Affiliated Hospital of Zhengzhou First Medical University
11. The Second Xiangya Hospital of Central South University
12. Nanjing Maternity and Child Health Care Hospital
13. Nanjing Deova Biotech Co Ltd
14. Nanjing Delova Biotech Co Ltd
15. The Third Xiangya Hospital Central South University