title: On the frequency of "diurnal variations of mood" in psychiatric patients--seasonal aspects.
authors.affiliation: Psychiatrische Klinik und Poliklinik, Freien, Universität Berlin, West Germany.
authors.forename: H J
authors.initials: HJ
authors.lastname: Haug
mesh_terms: D000339:Affect / Q000502:physiology*; D002940:Circadian Rhythm / Q000502:physiology*; D003866:Depressive Disorder / Q000523:psychology; D006801:Humans; D001523:Mental Disorders / Q000523:psychology*; D010507:Periodicity; D012621:Seasons