Omicron Subvariant BA.2: What We Know Now
PatientCare (February 1, 2022) – The COVID-19 Omicron subvariant, known as BA.2, is circulating in the US at “low levels,” according to the Centers for Disease Control and Prevention. About half the states have confirmed its presence, with about 127 cases identified as of today.
Omicron Subvariant BA.2: What We Know Now (patientcareonline.com)