Where's the control group: a school that did not shut down at all, no masks, no distancing?
If they had had a control group where nobody followed any of these experiments on humanity, then maybe they would see that there's absolutely no difference between 0 feet and 6 feet?
https://academic.oup.com/cid/advance-article/doi/10.1093/cid/ciab230/6167856?searchresult=1
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