Wu, Shuxie
Li, Yanping
Wu, Gao
Wu, Hanbin
Article History
Received: 31 March 2022
Accepted: 3 April 2023
First Online: 28 April 2023
Declarations
:
: The study was approved by the Reproductive Medicine Ethics Committee of Xiang-Ya Hospital (registration nos.: ChiCTROOC-14005617; ChiCTR-OOC-1500588) and informed consent was not required for this study in accordance with the national legislation (“Ethical Review Measures for Biomedical Research Involving Human Subjects” Issued by “National Health Commission of the People’s Republic of China” Article 39 :After the following circumstances are examined and approved by the ethics committee, the informed consent form may be exempted: 1:The subject can’t be found by using human body materials or data with identifiable information for research, and the research project doesn’t involve personal privacy and commercial interests) and the institutional requirements. Our manuscript does not involve human data or tissue, we took additional steps to protect the patient’s privacy and anonymize the manuscript to the greatest possible extent. All methods were carried out in accordance with relevant guidelines and regulation in the Ethical Approval and consent to participate sub-section. All relevant permissions were obtained to access the data used for this study.
: Not applicable.
: The authors declare no conflict of interest.