Zeng, Sibo http://orcid.org/0000-0001-8853-9526
Liu, Zaihua http://orcid.org/0000-0002-6211-7357
Kaufmann, Georg http://orcid.org/0000-0003-4057-6875
Funding for this research was provided by:
National Natural Science Foundation of China (41430753, U1612441)
Article History
Received: 22 August 2019
Accepted: 26 November 2019
First Online: 17 December 2019
Competing interests
: The authors declare no competing interests.