Diagnostic electron microscopy.
D001706:Biopsy; D006402:Hematologic Diseases / Q000473:pathology; D006801:Humans; D007668:Kidney / Q000473:pathology; D008854:Microscopy, Electron; D009369:Neoplasms / Q000473:pathology; D009468:Neuromuscular Diseases / Q000473:pathology