9 Things Experts Have Learned About Covid-19 So Far
The disease has not changed, but scientific understanding has evolved dramatically
Published in
11 min readJul 29, 2020
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The first documented case of Covid-19 in the United States was reported half a year ago, days before early warnings from the U.S. Centers for Disease Control and Prevention (CDC) that a “very serious public health threat” loomed. Yet health…