References

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• 1982Development and validation of a geriatric depression screening scale: A preliminary report15,029 cited
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• 1989Epidemiologic Study of Sleep Disturbances and Psychiatric Disorders2,252 cited
• 1979Short and Long Sleep and Sleeping Pills660 cited
• 1967Psychological and physiological differences between good and poor sleepers.631 cited
• 1976Self-reports versus sleep laboratory findings in 122 drug-free subjects with complaints of chronic insomnia549 cited
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• 1983Mortality Risk Associated with Sleeping Patterns Among Adults371 cited
• 1976Recorded and Reported Sleep in Chronic Primary Insomnia297 cited
• 1984The experience of insomnia and daytime and nightime functioning166 cited
• 1984Daytime Alertness in Relation to Mood, Performance, and Nocturnal Sleep in Chronic Insomniacs and Noncomplaining Sleepers159 cited
• 1991A Preliminary Study Comparing Sleep Restriction and Relaxation Treatments for Insomnia in Older Adults150 cited
• 1985Excess mortality among psychiatric patients. The Iowa Record-Linkage Study137 cited