| http://www.w3.org/ns/prov#value | - Two main approaches are used: (1) the lesion method, in which brain-damaged patients are studied with neuropsychological procedures to determine how certain lesion sites are related to certain cognitive and behavioral deficits; and (2) functional imaging, including PET and fMRI, in which the brain activation in normal subjects is measured while the subjects are performing various tasks.
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