Takeaways A 2015 paper on a chicken virus showed vaccines could enable more deadly variants to spread – in chickens....
Health
For a country to receive Pfizer vaccines, it needs to have the capacity to store ultra-cold medical items. While this...
Takeaways A 2015 paper on a chicken virus showed vaccines could enable more deadly variants to spread – in chickens....
For a country to receive Pfizer vaccines, it needs to have the capacity to store ultra-cold medical items. While this...