Diagnosis & Follow-up of Mitochondrial Encephalomyopathy:CT and MR Studies
J Comput Assist Tomogr 12:696-697, Taverni,N.,et al, 1988
A Mitochondrial DNA Mutation as a Cause of Leber's Hereditary Optic Neuropathy
NEJM 320:1300-1305, Singh,G.,et al, 1989