Cigarette smoking and cancer of the lung.
D000328:Adult; D000367:Age Factors; D005191:Family Characteristics; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008175:Lung Neoplasms / Q000517:prevention & control*; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D012907:Smoking