Yan, Chaoyang
Cao, Ruoyun
Hu, Xinxin
Hu, Yancen
Liu, Huimin
Funding for this research was provided by:
Scientific Research Project of Health System in Pingshan District, Shenzhen, China (Project No.: 202182)
Article History
Received: 8 May 2024
Accepted: 1 August 2024
First Online: 14 August 2024
Declarations
:
: This study was approved by the Medical Ethics Committee of Affiliated Shenzhen Maternity & Child Healthcare Hospital of Pingshan District, Shenzhen [No.: (2024) 003]. The study was agreed to by each woman in writing, and the raw data were kept strictly confidential.
: Not applicable.
: The authors declare no competing interests.