CASCADE EGRESSION OF SOME CORONAVIRUSES CONCERNING SARS-COV-2 VIRUS, ITS EXPANSION AND INDICATIONS' ERUPTION

The present chapter describes brief information about corona viruses and COVID-19 which is also known to be SARS-CoV-2. The chapter envisions brief information on the basic of COVID-19, its symptoms and its theory which is reported to be circulated across the globe. The chapter marks interesting information regarding the spread and its complications associated.