Yang, Yimeng
Zhang, Qiang http://orcid.org/0000-0002-8943-1039
Article History
Received: 3 April 2018
Accepted: 29 October 2018
First Online: 12 November 2018
Compliance with ethical standards
:
: The authors report that they have no conflicts of interest in the authorship and publication of this article.
: This study was ethically approved by the Chinese People's Liberation Army General Hospital institutional review board.