Bai, Jianxi
Zhang, Bing
Lin, Kaiwu
Article History
Received: 17 April 2023
Accepted: 20 September 2023
First Online: 25 September 2023
Declarations
:
: The Ethics Committee of Fujian Provincial Maternity and Children Hospital approved this retrospective single-center study with a waiver of informed consent. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.