DOI:
10.1055/s-00034922
Arthritis und Rheuma
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References
Zink A., Listing J., Klindworth C., Zeidler H..
for the German Collaborative Arthritis Centres. The National Database of the German Collaborative Arthritis Centres. Structure, aims, and patients.
Ann Rheum Dis 2001;
60: 199-206.
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