COVID-19

In late 2019, a contagious disease called coronavirus disease which was caused by a severe acute respiratory syndrome 2 ( SARS-CoV-2) was reported in China. Within a few weeks, the contagious disease was spread to almost all parts of the earth. Since then, our world has been in the deadliest pandemic situation of the 21st century. Phases Of COVID-19: December 2019 to December 2021! Millions of people were affected by this contagious disease and hundreds of deaths were reported. Many research centers of the world have been doing various research on this...