Tags: Disease.
Rheumatoid arthritis (RA) is an autoimmune disease that results in a chronic systemic inflammatory disorder that may affect many tissues and organs but principally attacks flexible (synovial) joints.
Loading...
This page contains content from the copyrighted Wikipedia article "Rheumatoid arthritis"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.