- What is the severity of SARS-CoV-2 Omicron BA.4 and BA.5 variant infections in relation to BA.2 infections? News-Medical.Net
- Homotypic and heterotypic immune responses to Omicron variant in immunocompromised patients in diverse clinical settings Nature.com
- Chinese, U.S. scientists develop antibodies against COVID-19 variants like Omicron CGTN
- Was there a benefit of vaccinating health care workers with a fourth dose of BNT162b2 vaccine during the Omicron outbreak? News-Medical.Net
- Dynamics of a national Omicron SARS-CoV-2 epidemic during January 2022 in England Nature.com
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