Sleep and wakefulness in normal human adults.
D000328:Adult; D000367:Age Factors; D000368:Aged; D000375:Aging / Q000502:physiology; D002540:Cerebral Cortex / Q000502:physiology*; D003243:Consciousness; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D012890:Sleep / Q000502:physiology*; D013997:Time Factors; D014851:Wakefulness / Q000502:physiology