Song, Xiaowei
Zhao, Xihai
Liebeskind, David S.
Wang, Lixue
Xu, Wendeng
Xu, Yilan
Hou, Duoduo
Zheng, Zhuozhao
Wu, Jian
Funding for this research was provided by:
Beijing Municipal Science & Technology Commission (Z171100001017019)
Beijing Municipal Administration of Hospitals’ Ascent Plan (DFL20152201)
Tsinghua University Initiative Scientific Research Program (20161080076)
Beijing Municipal Health Bureau project (2013-2-034)
Beijing Tsinghua Changgung Hospital (12018C0005)
Article History
Received: 4 January 2020
Accepted: 26 March 2020
First Online: 17 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments; the protocol was also approved by the local ethics committee.
: Informed consent was obtained from all individual participants included in the study.