title: Electron microscopic study of nerve and muscle biopsies from cases of "forme pyramydale" in amyotrophic lateral sclerosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000690:Amyotrophic Lateral Sclerosis / Q000473:pathology*; D001706:Biopsy; D005260:Female; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D009132:Muscles / Q000473:pathology*; D009133:Muscular Atrophy / Q000473:pathology; D009410:Nerve Degeneration; D010525:Peripheral Nerves / Q000473:pathology*