English Rheumatoid arthritis Cited by user JenOttawa on 17 Apr 2020 Rheumatoid arthritis (RA) is a long-term autoimmune disorder that primarily affects joints.
English Rheumatoid arthritis Cited by user Drsoumyadeepb on 20 Oct 2014 Rheumatoid arthritis (RA) is a chronic, systemic inflammatory disorder that primarily affects joints.