Cerebral Glucose Metabolism in Parkinson's Disease with and without Dementia
Arch Neurol 49:1262-1268, Peppard,R.F.,et al, 1992
Brain Metabolism in Mitochondrial Encephalomyopathy:A PET Study
J Comput Assist Tomogr 12:854-857, DeVolder,A.,et al, 1988