Zhao, Haibin
Tao, Wenrong
Li, Mei
Liu, Hui
Wu, Keliang
Ma, Shuiying http://orcid.org/0000-0001-8369-8421
Funding for this research was provided by:
National Natural Science Foundation of China (81601256)
Merck Serono China Research Fund for Fertility. (Merck Serono China Research Fund for Fertility.)
Article History
Received: 22 August 2018
Accepted: 2 February 2019
First Online: 8 February 2019
Compliance with ethical standards
:
: All the authors declare no conflict of interest with respect to the authorship and/or publication of this article.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the Reproductive Medicine, Shandong University Research Ethics Committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in this study.