Wang, Xianping
Ma, Ding
Zhang, Yangang
Chen, Yanhua
Zhang, Yuxia
Liu, Zhongyu
Bi, Xingyu
Wu, Xueqing
Fan, Junmei http://orcid.org/0000-0001-9919-4885
Funding for this research was provided by:
Hospital Fund of Shanxi Maternal and Child Health Care Hospital (201727)
National Key Research and Development Program (No 2018YFC1002103)
Article History
Received: 14 March 2020
Accepted: 26 August 2020
First Online: 17 September 2020
Ethics approval and consent to participate
: The protocol was approved by the Ethics Committee of Shanxi Maternal and Child Health Care Hospital (IRB-KY-2017).
: The patient’s written consent has been obtained for publication.
: The authors declared that they have no conflict of interests.