Aetiology of rheumatoid arthritis with regard to its chronicity.
D000818:Animals; D000941:Antigens / Q000032:analysis; D001168:Arthritis / Q000276:immunology; D001172:Arthritis, Rheumatoid / Q000276:immunology* / Q000473:pathology; D002908:Chronic Disease; D004195:Disease Models, Animal / Q000276:immunology; D006801:Humans; D011817:Rabbits; D012215:Rheumatic Nodule / Q000473:pathology; D013583:Synovial Membrane / Q000473:pathology
D000941:Antigens