title: Periodic hypersomnia: a case with very early onset, age 7.
authors.affiliation: Department of Pediatrics, Kitano Hospital, Tazuke Kofukai Medical Research Institute, Osaka.
authors.forename: H
authors.initials: H
authors.lastname: Hattori
authors.forename: T
authors.initials: T
authors.lastname: Maihara
authors.forename: T
authors.initials: T
authors.lastname: Hirao
mesh_terms: D000367:Age Factors; D002648:Child; D006970:Disorders of Excessive Somnolence / Q000000981:diagnostic imaging / Q000503:physiopathology*; D004569:Electroencephalography; D005260:Female; D006801:Humans; D010507:Periodicity; D014057:Tomography, X-Ray Computed