Risk of severe outcomes among SARS-CoV-2 Omicron BA.4 and BA.5 cases compared to BA.2 cases in England

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Source: Journal of Infection - April 24, 2023 Category: Infectious Diseases Authors: Nurin Abdul Aziz, Sophie Grace Nash, Asad Zaidi, Tommy Nyberg, Natalie Groves, Russell Hope, Jamie Lopez Bernal, Gavin Dabrera, Simon Thelwall Source Type: research