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Authors
Ma, Na
Xi, Hui
Chen, Jing
Peng, Ying
Jia, Zhengjun
Yang, Shuting
Hu, Jiancheng
Pang, Jialun
Zhang, Yanan
Hu, Rong
Wang, Hua
Liu, Jing https://orcid.org/0000-0002-4155-5307
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Funding
Funding for this research was provided by:
Major Scientific and Technological Projects for Collaborative Prevention and Control of Birth Defects in Hunan Province (2019SK1010)
Major Scientific and Technological Projects for Collaborative Prevention and Control of Birth Defects in Hunan Province (2019SK1014)
Natural Science Foundation of Hunan Province (2018JJ3274)
Natural Science Foundation of Hunan Province (2018JJ3275)
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Article History
Received: 18 September 2020
Accepted: 9 February 2021
First Online: 25 February 2021
Ethics approval and consent to participate
: Written informed consent for prenatal genetic investigation was obtained from each study participant. For this retrospective study, there were no pre-study requirements on the patient's specimens and clinical indications and there were no post-study interaction and intervention with the patients. This study and the Ethics approval of the clinical/personal patient data was obtained from the Ethics Committee of Hunan Provincial Maternal and Child Health Care Hospital (approved number EC20190101 and 2017-S019).
: Written informed consent for publication of clinical and genetic data was obtained from all participants.
: The authors declare no conflict of interest.
