About the Authors

Bingqian Zhang

Contributed equally to this work with: Bingqian Zhang, Linlin Cui

Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, China, The Key laboratory of Reproductive Endocrinology (Shandong University), Ministry of Education, Jinan, China

Linlin Cui

Contributed equally to this work with: Bingqian Zhang, Linlin Cui

Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, China, The Key laboratory of Reproductive Endocrinology (Shandong University), Ministry of Education, Jinan, China

Rong Tang

Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, China, The Key laboratory of Reproductive Endocrinology (Shandong University), Ministry of Education, Jinan, China

Lingling Ding

Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, China, The Key laboratory of Reproductive Endocrinology (Shandong University), Ministry of Education, Jinan, China

Lei Yan

chenzijiang@hotmail.com (ZC); yanleiandu@163.com (LY)

Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, China, The Key laboratory of Reproductive Endocrinology (Shandong University), Ministry of Education, Jinan, China

Zi-Jiang Chen

chenzijiang@hotmail.com (ZC); yanleiandu@163.com (LY)

Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, China, The Key laboratory of Reproductive Endocrinology (Shandong University), Ministry of Education, Jinan, China, Center for Reproductive Medicine, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China, Shanghai Key Laboratory for Assisted Reproduction and Reproductive Genetics, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: LC. Data curation: LC BZ. Formal analysis: BZ LC. Funding acquisition: ZC LC LY. Methodology: LC BZ. Project administration: ZC. Resources: ZC LY. Software: BZ. Supervision: ZC LY. Validation: ZC. Visualization: LC RT LD LY. Writing – original draft: BZ. Writing – review & editing: LC.