The epizootic situation of avian influenza in the Kaluga regionD.M. Evstafyev, P.V. Dudin, T.A. Spasskaya, A.Ya. Bondarev and E.A. VodolazovBIO Web Conf., 108 (2024) 03006DOI: https://doi.org/10.1051/bioconf/202410803006