title: Beta-carotene didn't prevent cancer: what's up doc?
authors.forename: H
authors.initials: H
authors.lastname: Garewal
authors.forename: F L
authors.initials: FL
authors.lastname: Meyskens
mesh_terms: D002338:Carotenoids / Q000627:therapeutic use*; D007972:Leukoplakia, Oral / Q000517:prevention & control*; D011643:Publishing / Q000592:standards*; D019207:beta Carotene
chemical_list: D019207:beta Carotene; D002338:Carotenoids