TY - JOUR T1 - Complement-fixing activity of rheumatoid synovial fluid. JF - Annals of the Rheumatic Diseases JO - Ann Rheum Dis SP - 393 LP - 401 DO - 10.1136/ard.31.5.393 VL - 31 IS - 5 AU - A S Townes AU - R L Marcus Y1 - 1972/09/01 UR - http://ard.bmj.com/content/31/5/393.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -