Zhang, Qian
Wang, Dandan
Wang, Anxin
Zhang, Shufeng
Pan, Yuesong
Li, Yang
Chen, Shengyun
Wu, Shouling
Wei, Wenbin
Zhao, Xingquan https://orcid.org/0000-0001-8345-5147
Funding for this research was provided by:
the National Natural Science Foundation of China (81501001)
Beijing Outstanding Talent Training Projects (2014000021469G256)
Article History
Received: 2 August 2017
Accepted: 17 September 2018
First Online: 1 October 2018
Ethics approval and consent to participate
: This study was performed according to the guidelines of Helsinki Declaration and was approved by both the Ethics Committees of the Kailuan General Hospital and Beijing Tiantan Hospital. Written informed consent was obtained from all participants and approved by the above ethics committees.
: Not applicable
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.