Duration of sleep and its relationship to age, personality and psychiatric illness.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D003937:Diagnosis, Differential; D004644:Emotions; D005120:Extraversion, Psychological; D005260:Female; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis*; D008875:Middle Aged; D010551:Personality; D010555:Personality Inventory; D012890:Sleep; D013997:Time Factors; D013998:Time Perception