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abstractpubmed· Abstract 2021· item PMID:34708683
SARS-CoV-2 Sequence Analysis during COVID-19 Case Surge, Liberia, 2021. In June 2021, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) cases surged in Liberia. SARS-CoV-2 sequences from patients hospitalized during March-July 2021 revealed the Delta variant was in Liberia in early March and was dominant in June, irrespective of geography. Mutations and deletions suggest multiple SARS-CoV-2 Delta variant introductions.