avian influenza viruses in wild land birds in northern vietnam. | given a paucity of data on the occurrence of avian influenza viruses (aivs) in wild passerines and other small terrestrial species in southeast asia and the importance of highly pathogenic asian-strain h5n1 outbreaks in humans and domestic poultry in these areas, we focused on surveillance for influenza a viral nucleic acids and antibodies for aivs in wild-caught birds in northern vietnam. four of 197 serum samples collected in 2007 from black-crested bulbul (pycnonotus melanicterus), crow-bille ... | 2012 | 22247391 |