title: Pulmonary smell cell carcinoma showing tripartite differentiation in individual cells.
mesh_terms: D000368:Aged; D018288:Carcinoma, Small Cell / Q000473:pathology* / Q000648:ultrastructure; D006651:Histocytochemistry; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology* / Q000648:ultrastructure; D008297:Male; D008854:Microscopy, Electron