Kuhlmeier, E., Chan, T., Agüí, C., Willi, B., Wolfensberger, A., Beisel, C., Topolsky, I., Beerenwinkel, N., Stadler, T., Jones, S., Tyson, G., Hosie, M., Reitt, K., Hüttl, J., Meli, M. & Hofmann-Lehmann, R. 2023, 'Detection and molecular characterization of the SARS-CoV-2 Delta variant and the specific immune response in companion animals in Switzerland', Viruses, 15(1), article no: 245. https://doi.org/10.3390/v15010245