preferred_name: Skeletal muscle biopsy shows enlarged mitochondria with abnormal cristae Decreased mitochondrial complex I activity
preferred_name_lc: skeletal muscle biopsy shows enlarged mitochondria with abnormal cristae decreased mitochondrial complex i activity
label: Skeletal muscle biopsy shows enlarged mitochondria with abnormal cristae Decreased mitochondrial complex I activity
label_lc: skeletal muscle biopsy shows enlarged mitochondria with abnormal cristae decreased mitochondrial complex i activity