Immune-boosting role of vitamins D, C, E, zinc, selenium and omega-3 fatty acids: Could they help against COVID-19?

Maturitas · 2021 · PMC7415215 · PMID 33308613

Europe PMC DOI

hedged sentence

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likely to be significantno p-value reported

These figures are also likely to be significant underestimations, due to lack of testing, reporting, and other factors.

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