Carotenoids identify lung cancer risk.
D002338:Carotenoids / Q000097:blood*; D002681:China; D006801:Humans; D008019:Life Style; D008175:Lung Neoplasms / Q000097:blood* / Q000175:diagnosis / Q000209:etiology; D008297:Male; D008875:Middle Aged; D012307:Risk Factors; D012907:Smoking
D002338:Carotenoids