title: Seasonal variation of the human circadian rhythms (2) sleep EEG.
authors.affiliation: Department of Psychiatry and Neurology, Hokkaido University School of Medicine, Sapporo.
authors.forename: M
authors.initials: M
authors.lastname: Kohsaka
authors.forename: N
authors.initials: N
authors.lastname: Fukuda
authors.forename: K
authors.initials: K
authors.lastname: Honma
authors.forename: S
authors.initials: S
authors.lastname: Honma
authors.forename: N
authors.initials: N
authors.lastname: Morita
mesh_terms: D002540:Cerebral Cortex / Q000503:physiopathology; D002940:Circadian Rhythm / Q000502:physiology*; D004569:Electroencephalography; D006801:Humans; D012016:Reference Values; D016574:Seasonal Affective Disorder / Q000503:physiopathology; D012621:Seasons; D012894:Sleep Stages / Q000502:physiology*