Duan, Lei
Yang, Xiaohan
Xie, Jia
Zhan, Wenli
Zhang, Changbin
Liu, Hong
Wei, Mengru
Tang, Yuan
Zhao, Hongyu
Luo, Mingyong http://orcid.org/0000-0002-1202-1429
Funding for this research was provided by:
Guangzhou Science, Technology and Innovation Commission (201904010452)
Article History
Received: 23 October 2020
Accepted: 8 June 2021
First Online: 21 June 2021
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: The study protocol was approved by the Ethics Committee of Guangdong Women and Children Hospital, Guangzhou, China (Ref. 202001189).
: This study did not record any data about the patient’s personal identity information since the collection process started and all patient names and other relative information were replaced with identifying numbers; therefore, the informed consent was not needed.