Understood, but these days not a lot of folks are debating the polio vaccine.
;-)
“not a lot of folks are debating the polio vaccine”
Go research the early days of the polio vaccine.
“In April 1955 more than 200 000 children in five Western and mid-Western USA states received a polio vaccine in which the process of inactivating the live virus proved to be defective. Within days there were reports of paralysis and within a month the first mass vaccination programme against polio had to be abandoned. “