H5N1 kills 13,000 birds in northwest to control what it calls an epidemic of bird flu . 500 fowl that died in Xinjiang Uygur Autonomous Region tested positive for H5N1 . In 2003 , China confirmed its first case of bird flu in a human . The virus has killed 500 people since late January .
China kills 13,000 birds in northwest to control what it calls an epidemic of bird flu . 500 fowl that died in Xinjiang Uygur Autonomous Region tested positive for H5N1 . In late January , China confirmed its sixth case of bird flu in a human . The virus has killed more than 200 people since 2003 .