The natural history of Duchenne muscular dystrophy--an ultrastructural study.
D000293:Adolescent; D000367:Age Factors; D001706:Biopsy; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008854:Microscopy, Electron; D008928:Mitochondria; D009132:Muscles / Q000473:pathology*; D009136:Muscular Dystrophies / Q000235:genetics / Q000473:pathology*; D009210:Myofibrils; D012038:Regeneration; D013997:Time Factors