Du, Tian-Qi
Li, Xiang
Zhong, Wei-Si
Tian, Jian-Dong
Zhao, Yu-Xia
Liu, Dan http://orcid.org/0000-0002-6112-9452
Article History
Received: 21 April 2020
Accepted: 18 August 2020
First Online: 26 August 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This single-institution retrospective study was conducted in accordance with ethical standards of Helsinki Declaration and its amendments. Meanwhile, this study was authorized by Fourth Affiliated Hospital of China Medical University ethics committee as well.