Comparative study of the synovial histology in rheumatoid arthritis, spondyloarthropathy, and osteoarthritis: influence of disease duration and activity
D Baeten, P Demetter, C Cuvelier, F Van den Bosch, E Kruithof, N Van Damme, G Verbruggen, H Mielants, E M Veys, F De Keyser
Annals of the Rheumatic Diseases Dec 2000, 59 (12) 945-953; DOI: 10.1136/ard.59.12.945