Yang, Qing http://orcid.org/0000-0002-8145-1377
Lu, Binglun
Guo, Ning
Li, Liang
Wang, Yanjun
Ma, Xianjie
Su, Yingjun
Article History
Received: 18 September 2019
Accepted: 7 December 2019
First Online: 13 January 2020
Compliance with Ethical Standards
:
: The authors claim no conflict of interest in this study.
: This retrospective study was approved by the Institutional Research Ethics Committee of Xijing Hospital (Approval No. KY20192122-C-1).
: Signed informed consent was obtained from the patient’s family representative.