Zhengxin, He
Haipu, Zhang
Yan, Cheng
Xiangyang, Ran
Jing, Chen
Xiaosai, Huo
Fukun, Wang
Funding for this research was provided by:
Hebei Province Medical Science Project (No. 20150371)
Center for Global Peace and Conflict Studies, School of Social Sciences, University of California, Irvine (No. 201707)
Article History
Received: 31 October 2018
Accepted: 17 January 2019
First Online: 14 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: Ethical approval was obtained from the Ethics Review Board of Bethune International Peace Hospital (2016-KY-034). The need for individual patient informed consent was waived for this retrospective study.