title: The phase-shift hypothesis of seasonal affective disorder.
authors.forename: A J
authors.initials: AJ
authors.lastname: Lewy
authors.forename: R L
authors.initials: RL
authors.lastname: Sack
mesh_terms: D002940:Circadian Rhythm; D006801:Humans; D019964:Mood Disorders / Q000628:therapy*; D010789:Phototherapy / Q000379:methods*; D012621:Seasons