Reply To: Studies on vaccines you might have missed.👨‍🔬💉🚫

Vaccinator: you would understand why CDC wouldn’t do your retrospective study—because scientifically, retrospective studies don’t prove anything.
Another Lie! If retrospective studies are not scientific evidence, then why do scientists do retrospective studies???
The CDC conducts retrospective studies and uses them as evidence, so how can you claim retrospective studies are not scientifically valid???