title: An apple a day...does it really keep the doctor away? The current state of cancer chemoprevention.
authors.forename: Edward S
authors.initials: ES
authors.lastname: Kim
authors.forename: Waun Ki
authors.initials: WK
authors.lastname: Hong
mesh_terms: D016588:Anticarcinogenic Agents / Q000009:adverse effects / Q000627:therapeutic use*; D000975:Antioxidants / Q000009:adverse effects / Q000627:therapeutic use*; D014408:Biomarkers, Tumor; D004311:Double-Blind Method; D006258:Head and Neck Neoplasms / Q000532:radiotherapy*; D006801:Humans; D015337:Multicenter Studies as Topic; D009381:Neoplasms, Radiation-Induced / Q000209:etiology / Q000517:prevention & control*; D016609:Neoplasms, Second Primary / Q000209:etiology / Q000517:prevention & control*; D011878:Radiotherapy / Q000009:adverse effects; D016032:Randomized Controlled Trials as Topic; D018570:Risk Assessment; D017211:Treatment Failure; D016896:Treatment Outcome; D024502:alpha-Tocopherol / Q000627:therapeutic use*; D019207:beta Carotene / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D016588:Anticarcinogenic Agents; D000975:Antioxidants; D014408:Biomarkers, Tumor; D019207:beta Carotene; D024502:alpha-Tocopherol