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Consciousness, Sleep, and Altered States

Suggested Reading

Barhum, Lana. "What Is Opponent Process Theory and Its Relationship to Addiction?" Medical News Today, 27 Oct. 2017,

Gorman, James. "Awake or Knocked Out? The Line Gets Blurrier." New York Times, 12 Apr. 2012,

Shen, Helen. "New Measure of Consciousness Tracks Our Waking States." Nature, 14 Aug. 2013,