Zhang, Nan
Zhang, Lin
Wang, Qiu
Zhao, Jingwei
Liu, Jia
Wang, Guang http://orcid.org/0000-0001-9321-5200
Funding for this research was provided by:
National Natural Science Foundation of China (81770792)
Beijing Municipal Commission of Education (KZ201810025038)
Beijing Municipal Excellent Talents Foundation (2018-12)
Article History
Received: 21 September 2020
Accepted: 17 November 2020
First Online: 23 November 2020
Ethics approval and consent to participate
: The Medical Ethics Committee of Beijing Chaoyang Hospital approved this study, which was consistent with the Declaration of Helsinki, and the requirement for written informed consent was waived due to the retrospective design. Patient data have been de-identified upon data collection.
: Not applicable.
: The authors declare that they have no competing interests.