Benefits of antioxidant supplements for knee osteoarthritis: rationale and reality.

Nutr J · 2016 · PMC4700773 · PMID 26728196

Europe PMC DOI

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highly significantno p-value reported

There was a highly significant improvement in the WOMAC scores (pain, stiffness and function) and in visual analog scale for pain.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.