Geriatrics and gerontology international/Geriatrics & gerontology international · 2014 · 37 citations · 27 references
Pain and disability increase as the day progresses in patients with BMS, and are influenced by anxiety.
27
The Hospital Anxiety and Depression Scale
A. S. Zigmond, R. P. Snaith · Acta Psychiatrica Scandinavica · 1983 · 45.5K citations
The Pain Disability Index: psychometric properties
Raymond C. Tait, John T. Chibnall, Steven J. Krause · Pain · 1990 · 940 citations