Interictal and ictal source localization for epilepsy surgery using high-density EEG with MEG: 

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Accurate identification of seizure-generating brain tissue is challenging, particularly when MRI shows no clear abnormality or extensive abnormality. Plummer et al. achieve this non-invasively by analysing the earliest detectable part of the electromagnetic seizure signal recordable across the head surface. Their findings challenge current practice with its reliance on invasive intracranial monitoring.