The positive spike phenomenon and trauma.
D000293:Adolescent; D000328:Adult; D000342:Affective Symptoms / Q000503:physiopathology; D000367:Age Factors; D002648:Child; D006259:Craniocerebral Trauma / Q000503:physiopathology*; D004569:Electroencephalography; D005260:Female; D006261:Headache / Q000503:physiopathology; D006801:Humans; D008297:Male; D011247:Pregnancy; D012640:Seizures / Q000503:physiopathology; D012890:Sleep; D013575:Syncope / Q000503:physiopathology; D014427:Twins