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A comment on Almost one-third of Florida children tested are positive for the coronavirus. Parent comment

Re:Almost one-third of Florida children tested are positive ... by tux1968 on Friday July 17, 2020 @11:42AM (#23871726)
Don't vaccines require that mechanism in order to be effective?
[ Parent | on HN ]
Re:Almost one-third of Florida children tested are positive ... by claudeganon on Friday July 17, 2020 @12:27PM (#23872281)
Vaccines can either reduce the severity of disease or grant immunity for a period roughly comparable to the window of reinfection. Depending on the duration of immunity, a successful vaccine may require multiple doses per year.
[ Parent | on HN ]