Funding for this research was provided by:
National Natural Science Foundation of China (NSFC 31800086)
National Key R&D Program of China (2018YFA0900302, 2018YFD0901001)
Tianjin Science Fund for Distinguished Young Scholars (17JCJQJC453000)
Science and Technology Service Network(STS) Initiative of the Chinese Academy of Science (KFJ-STS-ZDTP-065)
Text and Data Mining valid from 2019-12-18
Received: 8 September 2019
Revised: 22 October 2019
Accepted: 27 October 2019
First Online: 18 December 2019
Compliance with ethical standards
: This article does not contain any studies with human participants or animals performed by any of the authors.
: The authors declare that they have no conflict of interest.