AY42
-
News
AY.4.2, A Delta Covid-19 Coronavirus Subvariant, Has Spread To 42 Countries
The AY.4.2 subvariant is like the unique Delta variant however has three further mutations, … [+] together with two that…
Read More »
The AY.4.2 subvariant is like the unique Delta variant however has three further mutations, … [+] together with two that…
Read More »