Sun, Yanmei
Wang, Tao
Zhang, Ning
Zhang, Pingping
Li, Yali
Article History
Received: 7 February 2022
Accepted: 10 January 2023
First Online: 18 January 2023
Declarations
:
: This study has been approved by the appropriate ethics committee (Hebei General Hospital Ethics Committee) and has been performed in accordance with the ethical standards. Informed consent was obtained from all individual participants included in the study. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: All patients in this study provided their consent for publication.
: All other authors declare that they have no competing interests.