Blood plasma taken from covid-19 survivors might help patients fight it off
A small study from China suggests transfusions of blood from those who have beaten the disease could help buy time for new victims
Here are the states that will suffer the worst hospital bed shortages
Every state’s health-care capacity will have an outsize impact on covid-19 deaths.
Why some covid-19 tests in the US take more than a week
The messy network of labs rushing to increase testing capacity has some big problems, but they’re fixable.
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