Xu, Qinghua
Chan, Ying
Feng, Yun
Zhu, Baosheng
Yang, Bicheng
Zhu, Shu
Su, Lingyun
Zou, Li
Feng, Na
Funding for this research was provided by:
national natural science foundation of china (81673186)
yunnan provincial collaborative innovation center for public health and disease prevention and control grant (2015YNPHXT01)
Article History
Received: 6 October 2021
Accepted: 17 February 2022
First Online: 14 April 2022
Declarations
:
: The study protocol was approved by the Ethics Committees of the Kunming Medical University. All women participated in the study voluntarily and provided written informed consent prior to their enrolment.
: Not applicable.
: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.