Li, Zhenyou http://orcid.org/0000-0001-9624-2124
Mu, Xiaoke http://orcid.org/0000-0003-1314-038X
Zhao-Karger, Zhirong
Diemant, Thomas
Behm, R. Jürgen http://orcid.org/0000-0002-7565-0628
Kübel, Christian http://orcid.org/0000-0001-5701-4006
Fichtner, Maximilian http://orcid.org/0000-0002-7127-1823
Article History
Received: 10 August 2018
Accepted: 6 November 2018
First Online: 30 November 2018
Competing interests
: The authors declare no competing interests.