@article{Foulkes_S-2022_109555,
title = {Early warning surveillance for SARS-CoV-2 Omicron variants, United Kingdom, November 2021-September 2022},
author = {Foulkes, S. and Monk, E. and Sparkes, D. and Hettiarachchi, N. and Milligan, I. and Munro, K. and Taylor-Kerr, A. and Platt, N. and Howells, A. and Kyaw, J. and Adaji, E. and Gallagher, E. and Khawam, J. and Wellington, E. and Price, L. and Crossman, D. and Norman, C. and De Lacy, E. and Cromey, L. and Corrigan, D. and Lackenby, A. and Barbero, P. and Elegunde, B. and Zambon, M. and Chand, M. and Brown, C. and Islam, J. and Atti, A. and Hopkins, S. and Hall, V. and Cole, M. and SIREN Study Group},
month = {dec},
year = {2022},
abstract = {Since June 2020, the SARS-CoV-2 Immunity and Reinfection Evaluation (SIREN) study has conducted routine PCR testing in UK healthcare workers and sequenced PCR-positive samples. SIREN detected increases in infections and reinfections and detected Omicron subvariant emergence contemporaneous with national surveillance.},
pages = {184-188},
volume = {29},
issue = {1},
journal = {Emerging Infectious Diseases},
publisher = {US Centers for Disease Control and Prevention},
url = {https://doi.org/10.3201/eid2901.221293},
}
