Feng, Shun Yi
Li, Yong http://orcid.org/0000-0002-2268-6205
Article History
Received: 15 December 2021
Accepted: 29 March 2022
First Online: 8 April 2022
Declarations
:
: This retrospective study has been approved by the Ethics Committee of Cangzhou Central Hospital (No 2020–016-02). Informed consent was waived because demographic, clinical, and biologic data were collected from medical records.
: Not applicable.
: The authors declare no competing interests.