EEG in headache.
D002540:Cerebral Cortex / Q000503:physiopathology*; D013181:Cortical Spreading Depression; D004569:Electroencephalography; D004827:Epilepsy; D006261:Headache / Q000503:physiopathology*; D006801:Humans; D008881:Migraine Disorders / Q000503:physiopathology