Up to now, 2016 Beijing has reported confirmed cases of H7N9 avian influenza three cases of human infection. City CDC reports, this case is only sporadic cases in the city causing widespread risk of transmission is very low, although our country there have been cases of avian influenza reported, but now that people are not susceptible to avian influenza virus, and poultry farming, selling, slaughter, Wildfowl and other groups because of exposure to the virus will increase the chance of a large risk of infection
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