Lu, Lin
He, Lidan
Hu, Jifen
Li, Jianhua
Article History
Received: 15 February 2022
Accepted: 15 February 2023
First Online: 10 March 2023
Declarations
:
: This research analyzed de-identified information downloaded from the NVSS database, which is exempt from future Institutional Review Board approval of the First Affiliated Hospital of Fujian Medical University. Informed consent is waived by the ethics committee of the First Affiliated Hospital of Fujian Medical University. All methods in this research were carried out in accordance with relevant guidelines and regulations in the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.