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Human Brain Mapping
A few intriguing neuropsychologial studies report dissociations where agraphic patients are severely impaired for writing letters whereas they write digits nearly normally. Here, using functional magnetic resonance imaging (fMRI) together with graphic tablet recordings, we tested the hypothesis that the motor patterns for writing letters are coded in specific regions of the cortex. We found a set of three regions that were more strongly activated when participants wrote letters than when theydoi:10.1002/hbm.22606 pmid:25093278 fatcat:hawsdhld4nfyxmiv7x73f5bnv4