Lung cancer.
D000328:Adult; D000367:Age Factors; D000368:Aged; D002283:Carcinoma, Bronchogenic; D003718:Denmark; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008175:Lung Neoplasms; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D012737:Sex Factors