Chart: Omicron BA.2 Variant to Become Dominant in the U.S. | Statista
White House: Omicron BA.2 COVID variant has circulated in U.S. for some time | Reuters
What We Know About the 'Stealth' BA.2 Omicron Variant - The New York Times
Omicron subtype BA.2 is spreading quickly – DW – 01/27/2022
Omicron Subvariant BA.5: What You Need To Know
COVID updates: No statewide restrictions anticipated in New Jersey as omicron sub-variant spreads - 6abc Philadelphia
BA.2 variant: What to know about new omicron COVID strain
SARS-CoV-2 Omicron variant: recent progress and future perspectives | Signal Transduction and Targeted Therapy
Omicron BA.2 is now the most common coronavirus variant found in Finnish wastewater - THL
What is the new COVID-19 'stealth' variant BA.2. Will it cause another Covid wave? - The Economic Times
Variant-specific symptoms of COVID-19 in a study of 1,542,510 adults in England | Nature Communications
Will Omicron BA.2 become the next dominant variant?
COVID updates: Scientists watching new sub-strains like BA.2 amid spikes abroad - 6abc Philadelphia
Omicron Subvariant BA.2 Now Nearly 25% Of New U.S. Covid Cases
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What To Know About BA.2, the 'Stealth' Omicron Variant
COVID cases predicted to rise in coming weeks because of new BA.2 variant - ABC News
More contagious omicron BA.2 variant found in Alabama
Pandémie. Covid-19 : que sait-on du variant BA.2 ?
Here We Go Again: The BA.2 Version of Omicron | Johns Hopkins | Bloomberg School of Public Health
Study details better outcomes for Omicron BA.2 patients — Harvard Gazette
First survey on Omicron BA.2 in France
Neutralization of the SARS-CoV-2 Omicron BA.1 and BA.2 Variants | NEJM
An Imported Case of BA.2 Lineage of Omicron Variant COVID-19 — Guangdong Province, China, December 28, 2021
Covid: Transmissibility, severity, reinfection of Omicron BA.2 subvariant
Omicron subvariant BA.2 raises new questions about puzzling evolution of virus behind COVID-19 | CBC News
