ELLINGSON, R J EEG frequency-pattern variation and intelligence; a correlational study. [electronic resource] - Electroencephalography and clinical neurophysiology Nov 1957 - 657-60 p. digital Publication Type: Journal Article ISSN: 0013-4694 Standard No.: 10.1016/0013-4694(57)90086-x doi Subjects--Topical Terms: ElectroencephalographyHumansIntelligence