Zhan, Chunwang
Wu, Zhiming
Yang, Lihua
Yu, Lihua
Deng, Jie
Luk, Kiuco
Duan, Chongyang
Zhang, Luwen
Funding for this research was provided by:
Natural Science Foundation of Guangdong Province (2018030310559)
National Natural Science Foundation of China (81803327)
Article History
Received: 30 January 2022
Accepted: 31 January 2022
First Online: 19 February 2022
Declarations
:
: The protocol of this study and the access to hospital admission data were approved by the Ethics Committee of the School of Public Health of Southern Medical University. It was performed in accordance with the ethical standards noted in the 1964 Declaration of Helsinki and its later amendments.
: Not Applicable.
: We declare that there is no conflict of interest.