Increased expression of CD40 ligand (CD154) on CD4+ T cells as a marker of disease activity in rheumatoid arthritis
Beate Berner, Gabriele Wolf, Klaus M Hummel, Gerhard A Müller, Monika A Reuss-Borst
Annals of the Rheumatic Diseases Mar 2000, 59 (3) 190-195; DOI: 10.1136/ard.59.3.190
