title: Melatonin as a marker and phase-resetter of circadian rhythms in humans.
authors.affiliation: Department of Psychiatry, Oregon Health Sciences University, Portland 97201, USA.
authors.forename: A J
authors.initials: AJ
authors.lastname: Lewy
mesh_terms: D015415:Biomarkers / Q000097:blood; D002940:Circadian Rhythm / Q000502:physiology*; D003624:Darkness; D006801:Humans; D008027:Light; D008550:Melatonin / Q000097:blood* / Q000627:therapeutic use; D017440:Photoperiod; D010789:Phototherapy; D016574:Seasonal Affective Disorder / Q000503:physiopathology* / Q000628:therapy
chemical_list: D015415:Biomarkers; D008550:Melatonin