Wu, Zhengzong http://orcid.org/0000-0003-4345-1824
Cui, Bo
Funding for this research was provided by:
Taishan Scholar Project of Shandong Province
Funds for Innovation Team of Jinan (2018GXRC004)
Natural Science Foundation of Shandong Province (ZR2019BC088)
Article History
Received: 12 February 2019
Accepted: 27 June 2019
First Online: 20 July 2019
Compliance with ethical standards
: The author(s) declare that they have no competing interests.
: This article does not contain any studies with human or animal subjects.