United Nations, Jun 2: The World Health Organisation (WHO) has said only B.1.617.2, one of the three strains of the B.1.617 COVID-19 variant first detected…
View More Only one of three strains of B.1.617 COVID-19 variant first detected in India now a variant of concern : WHO
Only one of three strains of B.1.617 COVID-19 variant first detected in India now a variant of concern : WHO
