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Date: 2013-12-30 05:29:32Health Epidemiology Influenza A virus subtype H5N1 Influenza A virus subtype H9N2 Influenza Human flu Avian influenza Centre for Health Protection Influenza pandemic Veterinary medicine Animal virology Medicine | A confirmed imported case of Influenza A(H9N2) infectionAdd to Reading ListSource URL: www.chp.gov.hkDownload Document from Source WebsiteFile Size: 138,86 KBShare Document on Facebook |