Winter depression and the phase-shift hypothesis for bright light's therapeutic effects: history, theory, and experimental evidence.
Lewy
A J
AJ
Sleep and Mood Disorders Laboratory, Oregon Health Sciences University, Portland 97201.
Sack
R L
RL
Singer
C M
CM
White
D M
DM
Hoban
T M
TM
D006801:Humans; D008027:Light; D010789:Phototherapy; D016574:Seasonal Affective Disorder / Q000503:physiopathology / Q000628:therapy*