File:Polio physical therapy.jpg
Size of this preview: 476 × 599 pixels. Other resolutions: 190 × 240 pixels | 381 × 480 pixels | 610 × 768 pixels | 813 × 1,024 pixels | 1,626 × 2,048 pixels | 3,519 × 4,431 pixels.
Original file (3,519 × 4,431 pixels, file size: 5.2 MB, MIME type: image/jpeg)
Summary
| Description |
English: 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.
فارسی: فیزیوتراپی برای فلج اطفال در دهه ۱۹۵۰ میلادی امریکا. |
||
| Date | |||
| Source |
|
||
| Author |
|
||
| Permission (Reusing this file) |
PD-USGov-HHS-CDC English: None - 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. |
Licensing
|
This file is a work of the Centers for Disease Control and Prevention, part of the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the file is in the public domain.
|
 |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:31, 31 March 2009 | | 3,519 × 4,431 (5.2 MB) | wikimediacommons>Tm | uploaded higher resolution from same source |
File usage
The following page uses this file:
