1. Ultrasound Department, Obstetrics and Gynecology Hospital of Fudan University
2. Office of Clinical Epidemiology, Obstetrics and Gynecology Hospital of Fudan University
3. Laboratory for Reproductive Immunology, Hospital & Institute of Obstetrics and Gynecology, IBS, Fudan University Shanghai Medical College
4. The Academy of Integrative Medicine of Fudan University
5. Shanghai Key Laboratory of Female Reproductive Endocrine-related Diseases