Shao, Changjie
Xu, Kuishuai
Zhang, Liang
Yu, Tengbo
Yu, Ning
Article History
Received: 6 April 2022
Accepted: 30 June 2022
First Online: 15 July 2022
Declarations
:
: 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. The Human Investigation Committee (IRB) of University Qingdao approved this study (QYFY WZLL 26879).
: Informed consent was obtained from all individual participants included in the study.
: The authors have no relevant financial or non-financial interests to disclose.