title: Scanning electron microscopy of normal and abnormal hair shafts.
mesh_terms: D003937:Diagnosis, Differential; D006197:Hair / Q000166:cytology* / Q000473:pathology; D006801:Humans; D008722:Methods; D008854:Microscopy, Electron; D008858:Microscopy, Phase-Contrast; D012871:Skin Diseases / Q000473:pathology*