%0 Journal Article %T A Guideline for the Diagnosis of Pediatric Mitochondrial Disease: The Value of Muscle and Skin Biopsies in the Genetics Era. %A Wortmann SB %A Mayr JA %A Nuoffer JM %A Prokisch H %A Sperl W %J Neuropediatrics %V 48 %N 4 %D 08 2017 %M 28599323 %F 1.696 %R 10.1055/s-0037-1603776 %X