König, G [The articular cartilage of the knee joint in rheumatoid arthritis]. [electronic resource] - Verhandlungen der Deutschen Gesellschaft fur Rheumatologie 1978 - 181-6 p. digital Publication Type: Journal Article ISSN: 0070-4121 Subjects--Topical Terms: Arthritis, Rheumatoid--pathologyCartilage, Articular--pathologyHumansKnee Joint--pathologyPrognosis