Recruitment for the beta-carotene and retinol efficacy trial (CARET) to prevent lung cancer in smokers and asbestos-exposed workers.
Omenn
G S
GS
Fred Hutchinson Cancer Research Center, Seattle, WA.
Goodman
G
G
Grizzle
J
J
Thornquist
M
M
Rosenstock
L
L
Barnhart
S
S
Anderson
G
G
Balmes
J
J
Cone
J
J
Cherniack
M
M
D001194:Asbestos / Q000009:adverse effects*; D002338:Carotenoids / Q000627:therapeutic use*; D004311:Double-Blind Method; D004359:Drug Therapy, Combination; D006801:Humans; D008175:Lung Neoplasms / Q000209:etiology / Q000517:prevention & control*; D016032:Randomized Controlled Trials as Topic; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects*; D014801:Vitamin A / Q000627:therapeutic use*
D014801:Vitamin A; D001194:Asbestos; D002338:Carotenoids