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Average study score: 82/100
Bibliography
Studies by this author
1 study attributed to William G. Christen on the platform. Click a card to read the full analysis.
Study
Vitamin E and C supplementation and risk of cancer in men: posttrial follow-up in the Physicians' Health Study II randomized trial.
This study tests whether long-term vitamin E or C supplementation affects cancer risk in healthy older men, directly challenging prior findings from the SELECT trial that suggested vitamin E increases prostate cancer risk.