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Article History

Received: 3 August 2023

Accepted: 14 September 2023

First Online: 25 September 2023

Declarations

:

: The protocol for this study was approved by the Ethics Commie of West China Second University Hospital of Sichuan University (Project number: 2018028), in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standard.

: All couples signed informed consent for treatment and follow-up before participating in this study.

: The authors declare no competing interests.