EarMaster, 10 months ago So…you proved you don’t have any idea. For illnesses like COVID-19 it is key for a vaccine to be applied to as many people as possible to make it harder - in the final consequence impossible - for the disease to spread.
So…you proved you don’t have any idea. For illnesses like COVID-19 it is key for a vaccine to be applied to as many people as possible to make it harder - in the final consequence impossible - for the disease to spread.