The SARS-CoV-2 Omicron variant was first identified in November 2021 in Botswana and
South Africa 1 , 2 – 3 . It has since spread to many countries and is expected to rapidly become …

Understanding the causes and consequences of the emergence of severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) variants of concern is crucial to pandemic control …

The emergence and spread of SARS-CoV-2 lineage B.1.1.7, first detected in the United
Kingdom, has become a global public health concern because of its increased transmissibility. …

There is obvious interest in gaining insights into the epidemiology and evolution of the virus
that has recently emerged in humans as the cause of the coronavirus disease 2019 (COVID-…

Since the start of the COVID-19 pandemic, an unprecedented number of genomic sequences
of SARS-CoV-2 have been generated and shared with the scientific community. The …

Spatially explicit phylogeographic analyses can be performed with an inference framework
that employs relaxed random walks to reconstruct phylogenetic dispersal histories in …

Time-stamped, trait-annotated phylogenetic trees built from virus genome data are
increasingly used for outbreak investigation and monitoring ongoing epidemics. This routinely …

Brazil currently has one of the fastest-growing severe acute respiratory syndrome coronavirus
2 (SARS-CoV-2) epidemics in the world. Because of limited available data, assessments …

The 2013–2016 West African epidemic caused by the Ebola virus was of unprecedented
magnitude, duration and impact. Here we reconstruct the dispersal, proliferation and decline of …

After the first wave of SARS-CoV-2 infections in spring 2020, Europe experienced a resurgence
of the virus starting in late summer 2020 that was deadlier and more difficult to contain 1 …