title: Histopathological subclassification of small cell carcinoma of the lung. Evaluation of its prognostic significance.
mesh_terms: D018288:Carcinoma, Small Cell / Q000145:classification / Q000473:pathology*; D006801:Humans; D008175:Lung Neoplasms / Q000145:classification / Q000473:pathology*; D011379:Prognosis; D014944:World Health Organization