Hector Guillermo Parra Alvarez

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My art: photography, prose, poetry, commentary. Visit HectorParra.com for other dimensions.

twitter.com/hgparra:

    Properly Timed Light, Melatonin Lift Winter Depression by Syncing Rhythms →

    Lewy AJ, Lefler BJ, Emens JS, Bauer VK. The circadian basis of winter depression. Proc Natl Acad Sci U S A. 2006 Apr 28.

    — 2 years ago