Xu, Peiwen
Huang, Sexing
Li, Jie
Zou, Yang
Gao, Ming
Kang, Ranran
Yan, Junhao
Gao, Xuan
Gao, Yuan http://orcid.org/0000-0002-7644-2994
Funding for this research was provided by:
The Key Research and Development Plan of Shandong Province (2017G006035, 2016GGH4522)
the Natural Science Foundation of Shandong Province (ZR2018MC014)
Article History
Received: 22 July 2018
Accepted: 22 October 2018
First Online: 13 November 2018
Authors’ information
: All the authors work at the following three institutions: <sup>1</sup>Center for Reproductive Medicine, Shandong University, Jinan, 250001, China; <sup>2</sup>National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, 250001, China; and <sup>3</sup>The Key laboratory for Reproductive Endocrinology of Ministry of Education, Jinan, 250001, China.
: The study protocol was approved by the Ethics Committees of the Institutional Review Board of the Center for Reproductive Medicine of Shandong University and all participants provided written informed consent.
: Written informed consent was obtained from the patients for the publication of this report and any accompanying images. A copy of the written consent is available for review by the Editor of this journal.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to the jurisdictional claims in published maps and institutional affiliations.