Funding for this research was provided by:
Heilongjiang Provincial Natural Science Foundation of China (No. QC2017043)
National Natural Science Foundation of China (No.51574088, No.51404073)
China Postdoctoral Science Foundation (No.2018M630335)
Article History
Received: 26 April 2020
Accepted: 25 June 2020
First Online: 14 July 2020
Compliance with ethical standards
:
: The authors declare no conflicts of interest. To the best of our knowledge, the named authors have no conflict of interest, financial or otherwise.