Yang, Lanqing
Liu, Dan
Fang, Xin
Wang, Ziqiang
Xing, Yue
Ma, Ling
Wu, Bing
Article History
Received: 11 February 2019
Revised: 3 June 2019
Accepted: 13 June 2019
First Online: 5 July 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Prof. Wu Bing.
: 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.
: One of the authors has significant statistical expertise.
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • retrospective• diagnostic or prognostic study• performed at one institution