Funding for this research was provided by:
Key Project of Natural Science Research in Anhui Universities (KJ2021A0735)
Article History
Received: 26 April 2022
Accepted: 29 December 2022
First Online: 31 January 2023
Declarations
:
: The authors declared that there was no confict of interest.
: This article does not contain any studies with human or animal subjects.
: No ethical review and other related issues are involved. All methods were performed in accordance with the relevant guidelines and regulations. This study protocol was all approved by the First Affiliated Hospital of Bengbu Medical College. An ethical clearance was obtained from the research ethical review committee of the Bengbu Medical College, and a permission letter was obtained from the First Affiliated Hospital of Bengbu Medical College. An informed consent was waived by the First Affiliated Hospital of Bengbu Medical College, since the study was conducted through review of medical records. Further patients’names were not recorded.
: Not applicable.