Is COVID-19 the worst pandemic?

Coronavirus disease 19 (COVID-19), the clinical disease caused by infection with the novel coronavirus SARS-CoV-2, has swept through countries around the world. With a few exceptions (mostly small island nations), every nation has been impacted by SARS-CoV-2 virus, making it a true pandemic disease.
Source: Maturitas - Category: Primary Care Authors: Source Type: research