Liu, Yanwei
Li, Yanong
Wang, Peng
Chen, Li
Feng, Jin
Qiu, Xiaoguang https://orcid.org/0000-0002-6806-9827
Funding for this research was provided by:
Beijing Natural Science Foundation (7192057)
Capital Health Development Research Project (2020-2-1072)
Beijing Hospitals Authority Youth Programme (QML20190506)
Article History
Received: 30 April 2021
Accepted: 5 August 2021
First Online: 19 August 2021
Declarations
:
: This study was reviewed and approved by the Institutional Review Board of Beijing Tiantan Hospital (Grant Number: KY2013-017–01). Informed written consent from patients was waived by the Institutional Review Board of Beijing Tiantan Hospital due to the retrospective study design.
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.