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Secretaria de Salud, Mexico "Outbreak of Swine-Origin Influenza A (H1N1) Virus Infection – Mexico, March–April 2009" – CDC Morbidity and Mortality (Dispatch) 2009-04-30; World Health Organization (WHO): 2009 swine flu outbreak in Mexico; Centers for Disease Control and Prevention (CDC): Swine Influenza (Flu)
The 2009 swine flu pandemic, caused by the H1N1/swine flu/influenza virus and declared by the World Health Organization (WHO) from June 2009 to August 2010, was the third recent flu pandemic involving the H1N1 virus (the first being the 1918–1920 Spanish flu pandemic and the second being the 1977 Russian flu).
As many as 23,000 Mexicans were likely infected with the swine flu virus,' Neil Ferguson of Imperial College London and colleagues reported in the journal Science." [11] Soldiers mobilized by the government have handed out six million surgical masks to citizens in and around Mexico City. [12]
Even as the United States grapples with an outbreak of H5N1 flu in dairy cattle, the World Health Organization has announced the first known human infection with a different strain, H5N2, in a ...
In a study published in 2009, Worobey and other researchers traced the origin of the H1N1 “swine flu” pandemic to events in which different viruses causing the swine flu, bird flu, and human ...
The Centers for Disease Control and Prevention (CDC) identified the first two A/09(H1N1) swine flu cases in California on April 17, 2009, via the Border Infectious Disease Program, [135] for a San Diego County child, and a naval research facility studying a special diagnostic test, where influenza sample from the child from Imperial County was tested. [136]
It happened again in 2009, when a human and swine flu switched genes, unleashing the H1N1 swine flu outbreak that killed roughly 500,000 people. Already there is evidence this virus is swapping genes.
The swine flu began in Mexico, North America, which turn out to be a new strain of H1N1 virus and the first case could have been as early as March or April. In Canada, roughly 10% of the populace were infected with the virus, [ 298 ] with 363 confirmed deaths (as of 8 December); confirmed cases had reached 10,000 when Health Canada stopped ...