ID#: 20913
Description: Caption:
Here, a laboratory technician was performing hemagglutination inhibition (HI) testing, in China, during the country's 2014-2015 flu season. Scientists use the HI assay to antigenically characterize circulating seasonal influenza viruses.
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Content Providers(s): CDC/ Emily Cramer
Creation Date: 2015
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Copyright Restrictions: 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.