1. Assisted Reproduction Unit Department of Obstetrics and Gynecology Sir Run Run Shaw Hospital School of Medicine Zhejiang University Hangzhou China
2. Department of Obstetrics and Gynecology Xiaoshan Hospital of Zhejiang Province Hangzhou China
3. Department of Obstetrics and Gynecology Zhuji People's Hospital of Zhejiang Province Shaoxing China
4. Laboratory of Reproductive Dysfunction Management of Zhejiang Province Hangzhou China
5. Department of Obstetrics and Gynecology Wenzhou City Second People's Hospital of Zhejiang Province Wenzhou China