Delta Variant: More Contagious COVID Strain Grabs World by the Ankle, Prompting Restrictions
Genetic variants of SARS-CoV-2 (COVID-19) have been popping around the world since the first outbreak in late 2019. The highly contagious Delta variant of Covid-19 has sent fright waves across the world, as the World Health Organization (WHO) reveals that the new strain has reached
