Xia, Qiuping
Li, Shenglan
Ding, Taoli
Liu, Zhen
Liu, Jiaqi
Li, Yanping
Zhu, Huimin
Yao, Zhongyuan
Article History
Received: 8 May 2022
Accepted: 29 December 2022
First Online: 2 January 2023
Declarations
:
: The study was approved by Medical Ethics Committee of the Xiangya Hospital, Central South University (approval number 202105094). Complete informed consent for all procedures was obtained from the patients. All methods were performed at the Reproductive Medicine Center, Xiangya Hospital, Central South University, in accordance with previously published procedures. Throughout the study, the collection and use of samples followed procedures that are in accordance with ethical standards as formulated in the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.