Lin, Zhiman
Wang, Xueju
Li, Luyao
Yuan, Pengbo
Zhao, Yangyu
Wei, Yuan
Funding for this research was provided by:
Natural Science Foundation of Beijing Municipality (7222219)
National Key Research and Development Program of China (2018YFC1002900)
Article History
Received: 15 July 2023
Accepted: 24 November 2023
First Online: 30 November 2023
Declarations
:
: All placentas were obtained following approval from the Ethics Committee of Peking University Third Hospital (Number: M2016199, Date: 8 March 2017) and patient informed consent, Research involving human participants, human material, or human data, have been performed in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no conflict of interest.