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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D843-1

Nutritionists Kyla Shea (left) and Sarah Booth perform a DXA scan on a volunteer to measure bone mineral density as part of the vitamin K supplement study.


Photo by Stephen Ausmus.

640 pixels wide: (d843-1.jpg)

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Last Modified: 7/30/2007
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