Phylogenetic analysis of SARS-CoV-2 lineage development across the first and second waves in Eastern Germany, 2020

SARS-CoV-2 lineages prevalent in the first and second waves in Eastern Germany were different, with many new variants including four predominant lineages in the second wave, having been introduced into Eastern Germany between August to October 2020, indicating the major cause of the second wave was the introduction of new variants.