Zhang, Rui http://orcid.org/0000-0002-9632-6552
Liu, Yi
Li, Yu
Han, Qiong
Zhang, Tongqing
Zeng, Kunlin
Zhao, Chen
Article History
Received: 26 June 2019
Accepted: 22 August 2019
First Online: 29 August 2019
Compliance with ethical standards
:
: No conflict of interest exits in the submission of this manuscript, and manuscript is approved by all authors for publication. I would like to declare on behalf of my co-authors that the work described was original research that has not been published previously, and not under consideration for publication elsewhere, in whole or in part. All the authors listed have approved the manuscript that is enclosed.