Pascall, D., Vink, E., Blacow, R., Bulteel, N., Campbell, A., Campbell, R., Clifford, S., Davis, C., da Silva Filipe, A., Sakka, N., Fjodorova, L., Forrest, R., Goldstein, E., Gunson, R., Haughney, J., Holden, M., Honour, P., Hughes, J., James, E., Lewis, T., MacLean, O., McHugh, M., Mollett, G., Nyberg, T., Onishi, Y., Parcell, B., Ray, S., Robertson, D., Seaman, S., Shabaan, S., Shepherd, J., Smollett, K., Templeton, K., Wastnedge, E., Wilkie, C., Williams, T., COVID-19 Genomics UK (COG-UK) consortium & Thomson, E. 2022, 'Inconsistent directions of change in case severity across successive SARS-CoV-2 variant waves suggests an unpredictable future'. To be published in medRxiv [Preprint]. Available at: https://doi.org/10.1101/2022.03.24.22272915