How Coronavirus Took Hold in North America and Europe: Early interventions were effective at stamping out coronavirus infections, but subsequent, poorly monitored travel allowed the virus to ignite major outbreaks in Europe and North America, according to a new study

How Coronavirus Took Hold in North America and Europe: Early interventions were effective at stamping out coronavirus infections, but subsequent, poorly monitored travel allowed the virus to ignite major outbreaks in Europe and North America, according to a new study: https://ift.tt/2FhLlyM Read more... https://ift.tt/3k8pgli