FIGURE 1.

Study protocol. Patients will be randomized to one of two groups undergoing daily sessions of real tACS or Sham tACS for 6 weeks. Extensive assessments will be carried out at baseline as well as immediately after the intervention. A shorter version will be performed at a follow‐up visit (3 months later). Abbreviations: EEG, electroencephalography; NPS, neuropsychological assessment; TMS, transcranial magnetic stimulation; tACS, transcranial alternating current stimulation; ERPs, event‐related potentials; MRI, magnetic resonance imaging; CT, computed tomography; FDG‐PET, fluorodeoxyglucose‐positron emission tomography