Home Health Coronavirus COVID-19 WHO: Ómicron Subvariant BA.2 Represents 21% of COVID-19 Cases HealthCoronavirus COVID-19National-International-Beyond WHO: Ómicron Subvariant BA.2 Represents 21% of COVID-19 Cases February 16, 2022 You are unauthorized to view this page. Username or E-mail Password Remember Me Forgot Password