title: Chemoprevention of lung cancer. Problems and progress.
authors.affiliation: Division of Cancer Prevention and Control, National Cancer Institute, Bethesda, Md. 20892-3100.
authors.forename: P
authors.initials: P
authors.lastname: Greenwald
authors.forename: J W
authors.initials: JW
authors.lastname: Cullen
authors.forename: G
authors.initials: G
authors.lastname: Kelloff
authors.forename: H F
authors.initials: HF
authors.lastname: Pierson
mesh_terms: D000818:Animals; D000970:Antineoplastic Agents / Q000627:therapeutic use*; D002338:Carotenoids / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004035:Diet Therapy; D006801:Humans; D008175:Lung Neoplasms / Q000517:prevention & control*; D014131:Trace Elements / Q000627:therapeutic use*; D014815:Vitamins / Q000627:therapeutic use*; D019207:beta Carotene
chemical_list: D000970:Antineoplastic Agents; D014131:Trace Elements; D014815:Vitamins; D019207:beta Carotene; D002338:Carotenoids