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Influenza A virus subtype H1N1 - Wikipedia, the free encyclopedia
Influenza' A (H1N1) virus is a subtype of influenza A virus and was the most common cause of human influenza (flu) in 2009. Some strains of H1N1 are endemic in humans ...
en.wikipedia.org/wiki/Influenza_A_virus_subtype_H1N1
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CDC 2009 H1N1 Flu
Situation Update The U.S. Public Health Emergency for 2009 H1N1 Influenza expired on June 23, 2010. On August 10, 2010, the World ...
www.cdc.gov/h1n1flu
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CDC H1N1 Flu | H1N1 Flu and You
2009 H1N1 Flu What is 2009 H1N1 (swine flu)? 2009 H1N1 (sometimes called “swine flu”) is a new influenza virus causing illness in people. This new ...
www.cdc.gov/h1n1flu/qa.htm
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Influenza A virus - Wikipedia, the free encyclopedia
A variant of H1N1 was responsible for the Spanish flu pandemic that killed some 50 million to 100 million people worldwide over about a year in 1918 and 1919. ...
en.wikipedia.org/wiki/Influenza_A_virus
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H1N1 Influenza A Virus (Swine Flu): Slideshow
H1N1 influenza A spread rapidly with alarming, early results. Health care professionals armed with a historical perspective and the latest treatment guidelines are ...
reference.medscape.com/features/slideshow/h1n1-influenza
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