Funding for this research was provided by:
National Natural Science Foundation of China (NSFC 81771749)
Chinese Postdoctoral Science Foundation (2019M651309)
Heilongjiang Provincial Postdoctoral Science Foundation (LBH-Z18226)
Scientific Research Innovation Foundation of the First Affiliated Hospital of Harbin Medical University (2019B18)
Article History
Received: 20 May 2019
Accepted: 1 November 2019
First Online: 7 November 2019
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.