Bird Flu Cases Confirmed In China

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A health worker sprays disinfectant at a chicken farm on April 5,... News PhotoChongqing,Cleaning Product,Farm,Healthcare And Medicine,Horizontal,Illness,Occupation,Photography,SprayingPhotographer Collection: Visual China Group 2013 Visual China GroupCHONGQING, CHINA - APRIL 05: (CHINA OUT) A health worker sprays disinfectant at a chicken farm on April 5, 2013 in Chongqing, China. China has confirmed 21 H7N9 bird flu cases, including six deaths. And many poultry wholesale markets have been closed in central and eastern China. (Photo by VCG/VCG via Getty Images)