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HARVARD Citation
Madhi, S. et al. (2023). Durability of ChAdOx1 nCoV-19 (AZD1222) vaccine and hybrid humoral immunity against variants including omicron BA.1 and BA.4 6 months after vaccination (COV005): a post-hoc analysis of a randomised, phase 1b–2a trial. Lancet infectious diseases. 23 (3), pp. 295-306. [Online].