Beta-carotene didn't prevent cancer: what's up doc?
Garewal
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Meyskens
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D002338:Carotenoids / Q000627:therapeutic use*; D007972:Leukoplakia, Oral / Q000517:prevention & control*; D011643:Publishing / Q000592:standards*; D019207:beta Carotene
D019207:beta Carotene; D002338:Carotenoids