Wang, Hao
Pan, Liping
Li, Baoqiang
Ning, Taiguo
Liang, Guanghua
Cao, Yongping http://orcid.org/0000-0003-0550-5991
Article History
Received: 5 November 2022
Accepted: 22 January 2023
First Online: 9 February 2023
Declarations
:
: All authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest or non-financial interest in the subject matter or materials discussed in this manuscript.
: This retrospective chart review study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. So, the study was approved by the Ethics Committee of Peking University First Hospital(NO.2021-432) .
: As this study is a retrospective study, informed consent can be exempted with the approval of the Ethics Committee of Peking University First Hospital.
: The study was approved by the Ethics Committee of Peking University First Hospital(NO.2021-432) . As this study is a retrospective study, informed consent can be exempted with the approval of the Ethics Committee of Peking University First Hospital.