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2009 H1N1 'Swine flu'
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- Caption:
- Negative stain image of the 2009 H1N1 Influenza
- Description:
Negative stain electron microscope image of the 2009 H1N1 Influenza A/CA/4/09 (This signifies an H1N1 strain of Influenza A that was circulating in California in 2009.)
- Copyright:
- CDC / C.S. Goldsmith and A. Balish
- Timeline Category:
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