The influence of age and temperament on the adult human sleep-wakefulness pattern.
D000328:Adult; D000367:Age Factors; D000368:Aged; D005120:Extraversion, Psychological; D005260:Female; D006801:Humans; D007439:Introversion, Psychological; D008297:Male; D008875:Middle Aged; D010551:Personality; D012737:Sex Factors; D012890:Sleep; D013997:Time Factors; D014851:Wakefulness