Changing trends in small cell lung cancer.
D000328:Adult; D000368:Aged; D018288:Carcinoma, Small Cell / Q000473:pathology / Q000628:therapy*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology / Q000628:therapy*; D008297:Male; D008875:Middle Aged; D011379:Prognosis