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Immunovirological and environmental screening reveals actionable risk factors for fatal COVID-19 during post-vaccination nursing home outbreaks.
Cuypers L, Keyaerts E, Hong SL, Gorissen S, Menezes SM, Starick M, Van Elslande J, Weemaes M, Wawina-Bokalanga T, Marti-Carreras J, Vanmechelen B, Van Holm B, Bloemen M, Dogne JM, Dufrasne F, Durkin K, Ruelle J, De Mendonca R, Wollants E, Vermeersch P; COVID-19 Genomics Belgium Consortium; Boulouffe C, Djiena A, Broucke C, Catry B, Lagrou K, Van Ranst M, Neyts J, Baele G, Maes P, André E, Dellicour S, Van Weyenbergh J. Cuypers L, et al. Among authors: djiena a. Nat Aging. 2023 Jun;3(6):722-733. doi: 10.1038/s43587-023-00421-1. Epub 2023 May 22. Nat Aging. 2023. PMID: 37217661 Free PMC article.
Vaccine effectiveness against transmission of alpha, delta and omicron SARS-COV-2-infection, Belgian contact tracing, 2021-2022.
Braeye T, Catteau L, Brondeel R, van Loenhout JAF, Proesmans K, Cornelissen L, Van Oyen H, Stouten V, Hubin P, Billuart M, Djiena A, Mahieu R, Hammami N, Van Cauteren D, Wyndham-Thomas C. Braeye T, et al. Among authors: djiena a. Vaccine. 2023 May 11;41(20):3292-3300. doi: 10.1016/j.vaccine.2023.03.069. Epub 2023 Apr 5. Vaccine. 2023. PMID: 37085456 Free PMC article.
Vaccine effectiveness against onward transmission of SARS-CoV2-infection by variant of concern and time since vaccination, Belgian contact tracing, 2021.
Braeye T, Catteau L, Brondeel R, van Loenhout JAF, Proesmans K, Cornelissen L, Van Oyen H, Stouten V, Hubin P, Billuart M, Djiena A, Mahieu R, Hammami N, Van Cauteren D, Wyndham-Thomas C. Braeye T, et al. Among authors: djiena a. Vaccine. 2022 May 11;40(22):3027-3037. doi: 10.1016/j.vaccine.2022.04.025. Epub 2022 Apr 12. Vaccine. 2022. PMID: 35459558 Free PMC article.
Vaccine effectiveness against infection and onwards transmission of COVID-19: Analysis of Belgian contact tracing data, January-June 2021.
Braeye T, Cornelissen L, Catteau L, Haarhuis F, Proesmans K, De Ridder K, Djiena A, Mahieu R, De Leeuw F, Dreuw A, Hammami N, Quoilin S, Van Oyen H, Wyndham-Thomas C, Van Cauteren D. Braeye T, et al. Among authors: djiena a. Vaccine. 2021 Sep 15;39(39):5456-5460. doi: 10.1016/j.vaccine.2021.08.060. Epub 2021 Aug 19. Vaccine. 2021. PMID: 34454789 Free PMC article.