3 ms·
It's complicated, first there is not just one H5N1 virus, there is a family of them. https://en.wikipedia.org/wiki/H5N1_vaccine https://en.wikipedia.org/wiki/H
by 323 4y ago
It's complicated, first there is not just one H5N1 virus, there is a family of them.
https://en.wikipedia.org/wiki/H5N1_vaccine https://en.wikipedia.org/wiki/H5N1_vaccine
- kuhewa 4y agoThe constant evolution of new strains is the norm for seasonal flus though, for which we update vaccines in a matter of months (without any emergency use authorisation to cut through red tape)