Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Maximum-likelihood phylogenetic tree comparing all available complete and high-coverage Botswana sequences (n = 30). Samples from the clade containing BE.7, from the branch of Lobatse-Family (red), were sequenced as part of contact tracing.
