The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).

If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.

Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.

Fullscreen Fullscreen Off


The 2020 pandemic virus is called SARS Coronavirus-2 (SARS-CoV-2) to distinguish it from Severe Acute Res-piratory Syndrome (SARS) coronavirus that scared the world in 2003 and also to highlight that the two are closely related. The disease caused by SARS-CoV-2 is corona-virus disease-2019 (Covid-19). It started in Wuhan city, in Hubei Province, China.
User
Notifications
Font Size