Funding for this research was provided by:
the Major scientific and technological projects of medical and health in Zhejiang Province (WKJ-ZJ- 2032)
Received: 11 April 2022
Accepted: 30 November 2022
First Online: 5 December 2022
: This retrospective study was conducted at the NICU department, Women’s Hospital, School of Medicine, Zhejiang University. It was approved by the Ethical Committee of Women’s Hospital, School of Medicine, Zhejiang University (IRB-20220057-R).
: Not applicable.
: No financial or other benefits have been received or will be received from any party related directly or indirectly to the subject of this article.