Zheng, Guibin
Wang, Xiaojie
Wu, Guochang
Sun, Haiqing
Ma, Chi
Zheng, Haitao
Song, Xicheng
Funding for this research was provided by:
Taishan Scholar Project of Shandong Province (NO. ts20190991)
Article History
Received: 22 April 2021
Accepted: 7 July 2021
First Online: 21 July 2021
Compliance with Ethical Standards
:
: The authors have no financial or proprietary interests in any material discussed in this article.
: The authors declare under their responsibility that all the procedures followed in this study were in accordance with the ethical standards issued by the national health and family planning commission and with the Helsinki Declaration. The ethics committee of the affiliated Yantai Yuhuangding Hospital of Qingdao University approved this study (Approval No.: 2020-012). This article does not contain any studies with animals performed by any of the authors.
: Informed consents were obtained from all patients involved in this study.