Chemoprevention of lung cancer. Problems and progress.
Greenwald
P
P
Division of Cancer Prevention and Control, National Cancer Institute, Bethesda, Md. 20892-3100.
Cullen
J W
JW
Kelloff
G
G
Pierson
H F
HF
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
D000970:Antineoplastic Agents; D014131:Trace Elements; D014815:Vitamins; D019207:beta Carotene; D002338:Carotenoids