Shan, Weiwei
Shi, Yue
Zhu, Qin
Yang, Bingyi
Xie, Liying
Li, Bing
Ning, Chengcheng
Lv, Qiaoying
Cheng, Yali
Xie, Bingying
Bai, Mingzhu
Xu, Yuhui
Chen, Xiaojun
Luo, Xuezhen http://orcid.org/0000-0001-6729-2683
Article History
Received: 30 November 2017
Accepted: 27 September 2018
First Online: 13 October 2018
Compliance with ethical standards
:
: All authors declare no conflict of interest.
: This report complies with the tenets of the Declaration of Helsinki, and the medical ethics committee of the Obstetrics and Gynecology Hospital of Fudan University approved this study. Informed consent was obtained from all the five patients in this report.