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The boy, surnamed Zhu, was tested positive for H7N9 flu virus by the Beijing Center for Disease Control and Prevention Sunday evening.
Zhu has so far shown no flu symptoms and is receiving medical observation in Beijing Ditan Hospital.
Beijing Municipal Health Bureau received a the Beijing CDC report, confirmed the first case of human infection of H7N9 avian influenza the the active screening monitoring the father of cases of trafficking poultry crowd, found a 4-year-old bamboo surname boys H7N9 avian influenza virus nucleic acid positive. The boy is currently no clinical symptoms. Clinical expert in Beijing, according to its clinical manifestations, epidemiological investigation and laboratory test results, the overall judgment of the boy man infected with the H7N9 avian flu virus carriers
Asymptomatic