Zhou, Meng
Shan, Dan
Zhang, Chunhui
Nie, Jianhua
Wang, Guangyu
Zhang, Yanqiao
Zhou, Yang
Zheng, Tongsen http://orcid.org/0000-0002-7539-3924
Funding for this research was provided by:
National Natural Science Foundation of China (No.81472322,81872435,81672930)
Natural Science Foundation of Heilongjiang Province (JQ2019H003, LC201437/H1617)
Postdoctoral Research Foundation of China (No.2015T80369,No.2014M560271)
Heilongjiang Provincial Postdoctoral Science Foundation (No.LBH-Z14142,LBH-Z16153,LBH-TZ1615)
Fok Ying Tung Education Foundation (No.151037)
Article History
Received: 24 July 2020
Accepted: 22 February 2021
First Online: 5 March 2021
Declarations
:
: This study was approved by the Ethics Review Board of Harbin Medical University.The requirement of informed consent from the patients was waived because of the retrospective design of this study, and patients′ information was protected. And the study was performed in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.