Zhang, Jingye
Zhong, Wanxia
Liu, Hui
Zhao, Haibin
Li, Mei
Ma, Shuiying
Wu, Keliang http://orcid.org/0000-0001-9552-6096
Funding for this research was provided by:
The National Key Research and Development Program of China (2017YFC1001000)
The Shanghai Commission of Science and Technology (17DZ2271100)
Article History
Received: 31 May 2018
Accepted: 7 December 2018
First Online: 19 December 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study was approved by the Ethics Committee of the Center for Reproductive Medicine, Shandong University.
: Informed consent was obtained from all individual participants included in this study.