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Pain epidemiology and health related quality of life in chronic non-malignant pain patients referred to a Danish multidisciplinary pain center

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The relationship between anxiety disorders and physical disorders in the U.S. National Comorbidity Survey

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Assessment of state and trait anxiety: Conceptual and methodological issues.

Charles D. Spielberger · 1985 · 340 citations

Behavioral Sciences, Psychopathology, Psychiatry +8

Menstrual pattern and common menstrual disorders among university students in Turkey

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Brain morphological changes associated with cyclic menstrual pain

Cheng‐Hao Tu, David M. Niddam, Hsiang‐Tai Chao et al. · Pain · 2010 · 177 citations

Pain Medicine, Gynecology, Menstrual Cycle +16