Funding for this research was provided by:
The Major Scientific and Technological Projects for collaborative prevention and control of birth defects in Hunan Province (2019SK1011)
Article History
Received: 19 September 2023
Accepted: 19 April 2024
First Online: 15 July 2024
Declarations
:
: The studies involving human participants were reviewed and approved by the Ethics Committee of Xiangya School of Public Health in Central South University (XVGW-2021–01). All of the participants signed the informed consent form before each interview. The participants agreed upon the location and the time of the interviews. The researchers also obtained permission to audio record.
: The participants provided their informed consent to participate in this study. Informed consent was obtained from the individual(s) for the publication of any potentially identifiable images or data included in this article.
: The authors declare that they have no competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. Dan Luo is an Editorial Board member of Global Health Research and Policy and she was not involved in the review process for the decision of the manuscript.