1. Shandong Provincial Key Laboratory of Animal Resistance Biology , College of Life Sciences, , Jinan, Shandong , China
2. Shandong Normal University , College of Life Sciences, , Jinan, Shandong , China
3. Department of Gynecology and Obstetrics, Ji’nan Maternity and Child Care Hospital , Jinan, Shandong , China
4. Department of Clinical Laboratory , Shandong Cancer Hospital and Institute, , Jinan, Shandong , China
5. Shandong First Medical University and Shandong Academy of Medical Sciences , Shandong Cancer Hospital and Institute, , Jinan, Shandong , China
6. Department of Reproductive Medicine , Ren Ji Hospital, , Shanghai , China
7. Shanghai Jiao Tong University School of Medicine , Ren Ji Hospital, , Shanghai , China
8. Shanghai Key Laboratory for Assisted Reproduction and Reproductive Genetics , Shanghai , China