B. Hansen

Sleep in rheumatoid arthritis: a comparison with healthy subjects and studies of sleep/wake interactions.

A. Drewes, K. D. Nielsen, A. Drewes, 1998, British journal of rheumatology.

A longitudinal study of clinical symptoms and sleep parameters in rheumatoid arthritis.

A. Drewes, K. D. Nielsen, S. J. Taagholt, 2000, Rheumatology.