المؤلفون: Stange‐Rezende, L., Stamm, T. A., Schiffert, T., Sahinbegovic, E., Gaiger, A., Smolen, J., Machold, K. P.

المصدر: Scandinavian Journal of Rheumatology ; volume 35, issue 6, page 476-480 ; ISSN 0300-9742 1502-7732

الاتاحة: http://dx.doi.org/10.1080/03009740600906719
http://www.tandfonline.com/doi/pdf/10.1080/03009740600906719