1. American Sleep Disorders Association: Diagnostic Classification Steering Committee. International classification of sleep disorders. Diagnostic and coding manual. Rochester (MN); 1990.
2. Diagnostic and statistical manual of mental disorders;American Psychiatric Association,1993
3. Symptom reports in severe chronic insomnia;Moul;Sleep,2002
4. The menopause. A signal for the future;Speroff,1994
5. Menopause: the aging of multiple pacemakers;Wise;Science,1996