title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 34-1992. A 19-year-old man with progressive proximal muscle weakness, contractures, and cardiac abnormalities.
mesh_terms: D000328:Adult; D001145:Arrhythmias, Cardiac / Q000209:etiology; D006801:Humans; D008297:Male; D009132:Muscles / Q000473:pathology; D009136:Muscular Dystrophies / Q000201:enzymology / Q000473:pathology*; D009243:NAD / Q000032:analysis
chemical_list: D009243:NAD