Different functional connectivity modes of the right fronto-insular cortex in akinetic-rigid and tremor-dominant Parkinson’s disease

Background Patients with akinetic-rigid Parkinson’s disease (AR-PD) are more prone to cognitive decline and depressive symptoms than tremor-dominant PD (TD-PD) patients. The right fronto-insular cortex (rFIC), as a key node of salience network, plays a critical role in the switching between central...

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