Regional Transmission and Reassortment of 2.3.4.4b Highly Pathogenic Avian Influenza (HPAI) Viruses in Bulgarian Poultry 2017/18
Between 2017 and 2018, several farms of Bulgaria reported H5 H5 High Pathogen H5 (HPAI) virus outbreaks. In this study, we used genomic and traditional epidemiological analyzes to trace the origin and subsequent propagation of these epidemics in Bulgaria. The two methods indicate two distinct incursions, a limited to the northeastern region of Dobrich, and … Read more