Hu, Shaohua
Zhao, Zhenli
Wan, Zhisheng
Bu, Weizhen
Chen, Songqiang
Lu, Yiqun
Funding for this research was provided by:
Hainan Province Clinical Medical Center (Qiong Medical Letter [2021]75, [2021]276)
Article History
Received: 29 December 2021
Accepted: 3 March 2022
First Online: 9 March 2022
Declarations
:
: The author(s) declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent is not required due to the retrospective de-identified data set from the Inpatient Sample.