Wang, Xudong
Wu, Yan
Sun, Qinliang
Jiang, Zhonghui
Che, Guoying
Tao, Yangyang
Tian, Jiawei
Article History
Received: 20 October 2022
Accepted: 7 February 2023
First Online: 15 February 2023
Declarations
:
: Written informed consent form was acquired from patients or their families before collection and use of placental tissues in this study. All experiments have been allowed by the ethical committee of the Second Affiliated Hospital of Harbin Medical University and were carried out in strict accordance with the ethical principles for human subject research in Declaration of Helsinki.
: All of the authors have approved the publication of the article.
: The authors declare no competing interests.