Jiang, Wen http://orcid.org/0000-0003-0576-7545
Ni, Bin
Liu, Zhiyu
Liu, Xuan
Xie, Wanqin
Wu, Irene X. Y.
Li, Xingli
Funding for this research was provided by:
Major Scientific and Technological Projects for collaborative prevention and control of birth defects in Hunan Province (2019SK1012)
Major Research and Deveopment Projects in Hunan Province (2018SK2060)
Consejo Nacional para Investigaciones Científicas y Tecnológicas (2017SK50802)
Article History
First Online: 4 August 2020
Declarations
:
: The study was funded by Major Scientific and Technological Projects for Collaborative Prevention and Control of Birth Defects in Hunan Province (2019SK1012), Major Research and Development Projects in Hunan Province (2018SK2060), and Scientific and Technological Department Projects in Hunan Province (2017SK50802).
: Wen Jiang, Bin Ni, Zhiyu Liu, Xuan Liu, Wanqin Xie, Irene X.Y. Wu, and Xingli Li have no conflicts of interest that are directly relevant to the content of this review.
: All data generated or analyzed during this study are included in this published article and its supplementary information files.
: WJ and XL developed the research question. WX and ZL conducted the literature search. WJ, BN, WX, and XL selected the literature, extracted the data, and assessed the risk of bias. IXYW and WX analyzed the data, and IXYW and WJ interpreted the results. WJ, IXYW, and XL wrote the manuscript. All authors contributed to the interpretation and revision of the manuscript.