"Polio plagued humans for thousands of years with no cure and few effective treatments. This informative book describes how there was no real understanding of what it was until scientists were able to do research on the disease using microscopes. It was not until 1961 that a vaccine was developed. Since then, polio has been eradicated in most of the world"--
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"Polio plagued humans for thousands of years with no cure and few effective treatments. This informative book describes how there was no real understanding of what it was until scientists were able to do research on the disease using microscopes. It was not until 1961 that a vaccine was developed. Since then, polio has been eradicated in most of the world"--
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Seller's Description:
New. Brand New! Not Overstocks or Low Quality Book Club Editions! Direct From the Publisher! We're a small town bookstore that loves books and loves it's customers! Buy from US! Library binding. Cloth over boards. 32 p. Contains: Illustrations. Intended for a juvenile audience.