On 27 June 2014 WHO conducted a risk assessment in accordance with the WHO recommendations for rapid risk assessment of acute public health events.


The influenza A(H7N9) virus is one subgroup among the larger group of H7 viruses, which normally circulate among birds. 

Human infections with other subgroups of H7 influenza viruses (H7N2, H7N3, and H7N7) have previously been reported in Australia, Canada, Italy, Mexico, the Netherlands, the United Kingdom and the United States of America. Most of these infections occurred in association with poultry outbreaks. The infections mainly 

Read the full text: http://www.who.int/influenza/human_animal_interface/20140131_background_...


Following the emergence of the novel influenza A(H7N9) in China in March 2013, FAO released an emergency risk assessment in June 2013 using the data available at that time. To assess the effects of the expected increase in poultry trade and consumption associated with the upcoming lunar New Year festivities of 31 January 2014, this risk assessment was updated based on information available up to 20 January 2014. The increased trade and consumption could affect the spread of the virus and provide increased opportunity for human exposure...[Read more]





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