Yang, Yuqin
Lang, Peng
Zhang, Xiaolan
Wu, Xun
Cao, Shanren
Zhao, Chun
Shen, Rong
Ling, Xiufeng
Yang, Ye http://orcid.org/0000-0001-7711-2121
Zhang, Junqiang
Article History
Received: 15 November 2022
Accepted: 10 January 2023
First Online: 25 January 2023
Declarations
:
: All the methods were performed in accordance with Declaration of Helsinki. The study was approved by the ethics committee of the Women’s Hospital of Nanjing Medical University, Approval Number: (NJFY-2019KY-020). Before conducting interviews and assessments, a brief summary of objectives, questions, and qualification of researchers were presented for all potential participants in face-to-face meetings. All participants’ parents signed the informed consent forms.
: Not applicable.
: The authors declare no competing interests.