Guo, Jian
Liu, Zhenyu
Shen, Chen
Li, Zheng
Yan, Fei
Tian, Jie
Xian, Junfang http://orcid.org/0000-0003-2191-9393
Funding for this research was provided by:
High Level Health Technical Personnel of Bureau of Health in Beijing (No. 2014-2-005)
Beijing Municipal Administration of Hospitals Clinical Medicine Development of Special Funding Support (No. ZYLX201704)
Key Talent Project of Beijing (No. 2014001)
The Priming Scientific Research Foundation for the Senior Researcher in Beijing Tongren Hospital, Capital Medical University (2016-YJJ-GGL-011)
Article History
Received: 4 September 2017
Revised: 6 February 2018
Accepted: 8 February 2018
First Online: 9 April 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Junfang Xian.
: 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 obtained from all subjects (patients) in this study.
: Institutional Review Board approval was obtained.
: • retrospective• diagnostic study• performed at one institution