Seroprevalence of antibodies against highly pathogenic avian influenza A (H5N1) virus among poultry workers in Bangladesh, 2009.
We conducted a cross-sectional study in 2009 to determine the seroprevalence and risk factors for highly pathogenic avian influenza A (H5N1) [HPAI H5N1] virus antibodies among poultry workers at farms and Console Down live bird markets with confirmed/suspected poultry outbreaks during 2009 in Bangladesh.We tested sera by microneutralization assay u