Zhao, Qing
Wang, Jian-wei
Yang, Lin
Xue, Li-yan
Lu, Wen-wen
Funding for this research was provided by:
National Natural Science Foundation of China (81171344)
Article History
Received: 4 February 2018
Revised: 23 April 2018
Accepted: 23 May 2018
First Online: 25 June 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Jian-wei Wang.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent was waived by the institutional review board.
: Institutional review board approval was obtained.
: • retrospective• diagnostic, observational• performed at one institution