Guo, Shengwen
Bai, Liting
Tong, Yuanyuan
Yu, Jin
Zhang, Peiyao
Duan, Xin http://orcid.org/0000-0002-3414-3283
Liu, Jinping
Funding for this research was provided by:
National Natural Science Foundation of China (81670375)
Article History
Received: 12 July 2020
Revised: 29 December 2020
Accepted: 21 January 2021
First Online: 7 February 2021
Declarations
:
: Ethics approval for this single-center, retrospective cohort study was provided by Fuwai Hospital. The committee waived the need for informed consent for studies because of the retrospective study design.
: The authors declare no competing interests.