Statement on the update of WHO’s working definitions and tracking system for SARS-CoV-2 variants of concern and variants of interest
WHO has up to date its tracking process and working definitions for variants of SARS-CoV-2, the virus that causes COVID-19, to improved correspond to the present worldwide variant landscape, to independently assess Omicron sublineages in circulation, and classify new variants far more clearly when demanded. SARS-CoV-2 continues to evolve. Considering that the commencing of the COVID-19 pandemic, many variants of worry (VOCs) and variants of curiosity (VOIs) have been designated by WHO primarily based on their assessed potential for expansion…