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United States Department of Agriculture

Agricultural Research Service

Image Number D1446-1

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Image Number D1446-1

Veterinary medical officers Ray Waters (left) and Mitch Palmer (right) prepare to collect blood to be used in developing improved tests for tuberculosis in cattle.  


Photo by Peggy Greb.

640 pixels wide: (d1446-1.jpg)

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Last Modified: 11/24/2009
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