Zhu, Bao
Sun, Defeng
Yang, Lin
Sun, Zhongliang
Feng, Yan
Deng, Chengcheng
Funding for this research was provided by:
Natural Science Foundation of Liaoning Province (NO.201602236)
Article History
Received: 13 July 2020
Accepted: 27 September 2020
First Online: 6 October 2020
Ethics approval and consent to participate
: The Ethics Committee approved this study of the First Affiliated Hospital of Dalian Medical University (PJ-KY-2018-50(X)). Written informed consent was obtained from all the guardians of these participants.
: Not applicable.
: The authors declare that they have no competing interests.