The twenty-first century has witnessed a wave of severe infectious disease outbreaks, not
least the COVID-19 pandemic, which has had a devastating impact on lives and livelihoods …

Since the first cases of COVID-19 were documented in Wuhan, China in 2019, the world has
witnessed a devastating global pandemic, with more than 238 million cases, nearly 5 million …

The past several months have witnessed the emergence of SARS-CoV-2 variants with novel
spike protein mutations that are influencing the epidemiological and clinical aspects of the …

Cases of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in
Manaus, Brazil, resurged in late 2020 despite previously high levels of infection. Genome …

The northern state of Amazonas is among the regions in Brazil most heavily affected by the
COVID-19 epidemic and has experienced two exponentially growing waves, in early and …

Background Most low-income and middle-income countries (LMICs) have little or no data
integrated into a national surveillance system to identify characteristics or outcomes of …

The current coronavirus disease 2019 (COVID-19) pandemic is the first to apply whole-
genome sequencing near to real time, with over 2 million severe acute respiratory syndrome …

Infectious diseases and human behavior are intertwined. On one side, our movements and
interactions are the engines of transmission. On the other, the unfolding of viruses might …

Brazil has been severely hit by COVID-19, with rapid spatial spread of both cases and
deaths. We used daily data on reported cases and deaths to understand, measure, and …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spread rapidly in Manaus,
the capital of Amazonas state in northern Brazil. The attack rate there is an estimate of the …