Gibson, Emily, et al. “The First High Pathogenicity Avian Influenza A(H5N1) Clade 2.3.4.4b Incursions in the Hunter New England Region, New South Wales, Australia, June–July 2026”. Communicable Diseases Intelligence, vol. 50, Aug. 2026, doi:10.33321/cdi.2026.50.059.