Spanishbarbie
Spanishbarbie Spanishbarbie
  • 12-01-2017
  • History
contestada

Who developed the polio vaccine

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mandoguy
mandoguy mandoguy
  • 12-01-2017
dr jonas salk made it
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batman029
batman029 batman029
  • 12-01-2017
Dr.Jonas Salk developed the polio vaccine
Answer Link

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