1. Key Laboratory of Birth Regulation and Control Technology of National Health Commission of ChinaShandong Provincial Maternal and Child Health Care Hospital Affiliated to Shandong University Jinan China
2. NHC Key Lab. of Reproduction Regulation Shanghai Institute of Planned Parenthood Research)Pharmacy SchoolFudan University Shanghai China
3. The First people's Hospital of Kunshan Kunshan China
4. Department of Obstetrics and Gynecology Shanghai Pudong New Area Health Care Hospital For Women & Children Shanghai China
5. North Sichuan Medical College Nanchong China