1. Department of Obstetrics and Gynecology Key Laboratory for Major Obstetric Diseases of Guangdong Province The Third Affiliated Hospital of Guangzhou Medical University Guangzhou China
2. Key Laboratory of Reproduction and Genetics of Guangdong Higher Education Institutes Guangzhou China
3. Guangdong Engineering and Technology Research Center of Maternal‐Fetal Medicine Guangzhou China
4. Department of Obstetrics and Gynecology The First Affiliated Hospital of Xiamen UniversityXiamen University Xiamen China
5. Key Laboratory of Reproductive Health Research Fujian Province UniversitySchool of MedicineXiamen University Xiamen China
6. Department of Obstetrics and Gynecology Nanfang HospitalSouthern Medical University Guangzhou China