Most of the severe cases are old people, most old people are vitamin d deficient... | Hacker News

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		Polylactic_acid on Oct 28, 2020 \| parent \| context \| favorite \| on: Over 80% of Covid-19 patients in a hospital study ... Most of the severe cases are old people, most old people are vitamin d deficient. This could be a whole non finding.

jdminhbg on Oct 28, 2020 [–]

They controlled for demographics.

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