Policy Forum

Evolution, Safety, and Highly Pathogenic Influenza Viruses

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Science  22 Jun 2012:
Vol. 336, Issue 6088, pp. 1529-1531
DOI: 10.1126/science.1223204

Figures

  • Fig. 1

    Scientists working in a BSL-4 laboratory. CDC scientists connect to a supportive air hose to breathe air and to maintain positive pressure inside the protective BSL-4 lab suit.

    CREDIT: JAMES GATHANY, CENTERS FOR DISEASE CONTROL AND PREVENTION