title: Diagnostic electron microscopy.
mesh_terms: D000328:Adult; D002277:Carcinoma / Q000648:ultrastructure; D006801:Humans; D008175:Lung Neoplasms / Q000648:ultrastructure; D008297:Male; D008854:Microscopy, Electron / Q000379:methods*; D008875:Middle Aged; D009362:Neoplasm Metastasis