- ‘Stealth’ variant may cause more severe disease and could evade monoclonal antibody treatments Daily Mail
- COVID-19: World data shows mixed results of the severity of variant BA.2 known as ‘stealth Omicron’ Newshub
- Will vaccines work against BA.2, the new sub-variant of Omicron? Covid-19 WION
- How Worried Should We Be About the BA.2 Omicron Subvariant? New York Magazine
- Omicron variant symptoms: Is BA.2 worse than omicron? Deseret News
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