title: Efficacy of antioxidants in GI cancer prevention.
authors.forename: Mark H
authors.initials: MH
authors.lastname: Ebell
mesh_terms: D000975:Antioxidants / Q000627:therapeutic use*; D019587:Dietary Supplements; D005770:Gastrointestinal Neoplasms / Q000517:prevention & control*; D006801:Humans; D014815:Vitamins / Q000627:therapeutic use*
chemical_list: D000975:Antioxidants; D014815:Vitamins