File:476px-Polio physical therapy.jpg
476px-Polio_physical_therapy.jpg (476 × 599 pixels, file size: 55 KB, MIME type: image/jpeg)
Summary
This physical therapist is assisting two polio-stricken children holding on to a rail while they exercise their lower limbs. In the early 1950s there were more than 20,000 cases of polio each year. After the polio vaccination was introduced in 1955 that figure dropped to about 3,000 per year by 1960.
Photo Credit: Content Providers: CDC/Charles Farmer
Copyright status:
This image is in the public domain and thus free of any copyright restrictions. As a matter of courtesy we request that the content provider be credited and notified in any public or private usage of this image.
Source:
http://commons.wikimedia.org/wiki/File:Polio_physical_therapy.jpg
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:17, 18 May 2009 | | 476 × 599 (55 KB) | Hjohnson (talk | contribs) | This physical therapist is assisting two polio-stricken children holding on to a rail while they exercise their lower limbs. In the early 1950s there were more than 20,000 cases of polio each year. After the polio vaccination was introduced in 1955 that f |
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