There are studies on vaccine safety on recovered, they seem safe.
But none has been published on the efficacy of seropositive population, which is not surprising when you estimate such a study population - would have to be 20 times bigger than the ones that are published.
There are studies on vaccine safety on recovered, they seem safe.
But none has been published on the efficacy of seropositive population, which is not surprising when you estimate such a study population - would have to be 20 times bigger than the ones that are published.