[Electron microscopic findings in the biopsied muscles of a patient with myotonic dystrophy].
D000293:Adolescent; D001706:Biopsy; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D009132:Muscles / Q000648:ultrastructure*; D009223:Myotonic Dystrophy / Q000473:pathology*