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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 http://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, 2019SK1014)
Natural Science Foundation of Hunan Province (2018JJ3274, 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.
