Zheng, Guanghui
Cao, Yanfei
Liu, Chunhong
Qian, Lingye
Cai, Yumeng
Cui, Miaomiao
Sun, Huiting
Hong, Lv
Yuan, Jun
Zhang, Lina
Zhang, Guojun
Funding for this research was provided by:
Beijing Municipal Administration of Hospitals Clinical Medicine Development of Special Funding Support (QML20180502)
Article History
Received: 25 September 2020
Accepted: 11 January 2021
First Online: 19 January 2021
Ethics approval and consent to participate
: This study was approved by the ethical committee of Beijing Tiantan Hospital and Capital Medical University (Approved Number: KY-2019-095-03). Since this study is a retrospective study, an ethical review was applied to waive the patient’s informed consent.
: Not applicable.
: On behalf of all authors, the corresponding author states that there is no competing interests.