Epidemiological updates on avian influenza viruses

Situation updates on a currently evolving outbreak or a public health threat. The epidemiological updates typically contain a description of case numbers, temporal and geographic distribution, as well as age and sex distribution. It can also include information on the identified or potential risk factors and assessments.

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Epidemiological update: increase in reporting of human cases of A(H5N1) influenza, Egypt, 9 April 2015

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Epidemiological update: Human infection with avian influenza A(H7N9) virus, China

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Epidemiological update A(H7N9) influenza, 6 February 2014

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Epidemiological update: avian influenza A(H5N1), 8 January 2014

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Epidemiological update: A(H7N9) influenza virus, China, 19 December 2013

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Epidemiological update: Highly pathogenic influenza A(H7N7) in poultry and transmission to three human poultry workers in Emilia-Romagna, Italy, September 2013

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Epidemiological update: Highly pathogenic influenza A(H7N7) in poultry and transmission to three human poultry workers in Emilia-Romagna, Italy, September 2013

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Epidemiological update of 29 April on avian influenza A(H7N9) virus

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Epidemiological update of 18 April: avian influenza A(H7N9) virus in China

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Epidemiological update of 15 April: avian influenza A(H7N9) virus in China

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Epidemiological update of 13 April: avian influenza A(H7N9) virus in China

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Epidemiological update of 12 April: avian influenza A(H7N9) virus in China

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Epidemiological update of 11 April: novel influenza A virus A(H7N9) in China

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Epidemiological update of 10 April: novel influenza A virus A(H7N9) in China

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Epidemiological update: Novel influenza A virus A(H7N9) in China

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Epidemiological update: Seven new confirmed cases of novel influenza A virus, A(H7N9) in China, 5 April 2013

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