psychiatry(2) quantitative EEG (qEEG)(2) event-related oscillations (EROs)(2) COVID-19(2) resting state electroencephalography (rsEEG).(2) event-related potentials (ERPs)(2) Varicella zoster virus (VZV)(1) viral encephalitis.(1) Ischemic Stroke(1) Vasculopathy(1) electroencephalography (EEG)(1)