Zhang, Jia-Song
Wang, Ya-Qi
Song, Jin-Nan
Xu, Jin-Peng
Yang, Hong-Bing http://orcid.org/0000-0003-4351-9956
Funding for this research was provided by:
National Natural Science Foundation of China (31371552)
Article History
Received: 4 November 2018
Accepted: 2 June 2019
First Online: 12 June 2019
Compliance with ethical standards
:
: There is no conflict exists among all the authors, and the contribution of the authors is clear and unquestionable. All of them declare that they have no conflict of interest. Therefore, all authors are allowed to publish the article.