Pathophysiological assessment--humoral immunity.
D000917:Antibody Formation; D001172:Arthritis, Rheumatoid / Q000276:immunology* / Q000503:physiopathology; D003176:Complement C3 / Q000276:immunology; D003181:Complement C4 / Q000276:immunology; D006801:Humans; D013582:Synovial Fluid / Q000276:immunology; D013583:Synovial Membrane / Q000276:immunology; D013585:Synovitis / Q000276:immunology / Q000503:physiopathology
D003176:Complement C3; D003181:Complement C4