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Old 25 November 2017, 08:01 PM
UrbanLegends101 UrbanLegends101 is offline
 
Join Date: 24 November 2010
Location: Florida
Posts: 1,378
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I seem to recall the first polio vaccination that I got was the injected Salk vaccine.

Then it became an oral dose, the Sabin vaccine. I don't remember getting an injected polio vaccine after that initial one in the mid 1950s.
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