Ye, Xinyue
Du, Jiaxin
Gong, Xi http://orcid.org/0000-0001-7899-6213
Na, Saiyang
Li, Weimin
Kudva, Sonali
Article History
Accepted: 8 January 2021
First Online: 19 January 2021
Compliance with Ethical Standards
: This paper is compliant with ethical standards.
: The authors declare that they have no conflicts of interest.
: Not applicable. This study only uses scientific literature published on the topic of COVID-19. For this type of study ethical approval is not required.
: Not applicable. This study only uses scientific literature published on the topic of COVID-19. For this type of study informed consent is not required.
Free to read: This content has been made available to all.