title: An ultrastructural study of skeletal muscle in polymyositis.
mesh_terms: D000328:Adult; D001485:Basement Membrane; D001706:Biopsy; D002196:Capillaries / Q000473:pathology; D002467:Cell Nucleus; D003593:Cytoplasm; D003594:Cytoplasmic Granules; D003882:Dermatomyositis / Q000473:pathology*; D004721:Endoplasmic Reticulum; D004770:Enterovirus; D004848:Epithelium / Q000473:pathology; D005260:Female; D006056:Golgi Apparatus; D006331:Heart Diseases / Q000150:complications; D006801:Humans; D007181:Inclusion Bodies, Viral; D007592:Joint Diseases / Q000150:complications; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009132:Muscles / Q000098:blood supply / Q000473:pathology; D009135:Muscular Diseases / Q000473:pathology*; D009210:Myofibrils; D009336:Necrosis; D014680:Veins / Q000473:pathology