Questions for “Some young adults will volunteer to get COVID-19 for science”
![illustration of coronavirus SARS-CoV-2](https://www.snexplores.org/wp-content/uploads/2021/02/021721_jl_challenge-trial_feat-1030x580.jpg)
In the first approved human-challenge trial for COVID-19, researchers will intentionally expose volunteers to the coronavirus (illustrated) to determine how little of the virus is needed to cause infection.
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