Statement on the update of WHO’s working definitions and tracking system for SARS-CoV-2 variants of concern and variants of interest
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MedicineStatement (logic)Coronavirus disease 2019 (COVID-19)Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)2019-20 coronavirus outbreakBetacoronavirusMEDLINEVirologyIntensive care medicineInternal medicineInfectious disease (medical specialty)LawDiseaseOutbreakPolitical scienceSARS-CoV-2 and COVID-19 Research