Polio killed vaccine isn’t super effective, but safer, so used in first world countries where polio is super uncommon and no one will be exposed anyway. Profit!
Polio Oral live virus vaccine is basically giving people polio, so it leads to life-long immunity… and polio outbreaks. Third world gets upset about this often.
Mass migration forced upon first world nations, importing people from third world who carry live polio with them.
Now first world is learning that their polio shots don’t protect them from shit. Please take more?
So this is an interesting CT.
Polio killed vaccine isn’t super effective, but safer, so used in first world countries where polio is super uncommon and no one will be exposed anyway. Profit!
Polio Oral live virus vaccine is basically giving people polio, so it leads to life-long immunity… and polio outbreaks. Third world gets upset about this often.
Mass migration forced upon first world nations, importing people from third world who carry live polio with them.
Now first world is learning that their polio shots don’t protect them from shit. Please take more?