Shibagaki, M Correlation between integrated delta and spindle components during nocturnal sleep in mentally retarded children. [electronic resource] - Clinical EEG (electroencephalography) Jan 1986 - 24-9 p. digital Publication Type: Journal Article ISSN: 0009-9155 Subjects--Topical Terms: ChildChild, PreschoolDelta RhythmElectroencephalographyFemaleHumansInfantIntellectual Disability--physiopathologyMaleSleep--physiology