Cong, Hongbin
Qin, Afei
Bian, Xinru
Nie, Hongwei
Xu, Ligang
Article History
Received: 5 March 2026
Accepted: 21 April 2026
First Online: 9 May 2026
Declarations
:
: The study was conducted in accordance with the Declaration of Helsinki and was approved by the Ethics Committee of Reproductive Hospital of Shandong University (Approval No. [2023]伦审字(116)号). All participants provided informed consent prior to participation. Consent was obtained prior to the administration of the study questionnaire.
: Not applicable.
: The authors declare no competing interests.