Almost half of the patients with axial spondyloarthritis reporting an acceptable symptom state have high disease activity; data from two standard-of-care cohorts.

Marlies Carbo, Anne Kampman, Davy Paap, Freke Wink, Casper Webers, Harald Vonkeman, Astrid van Tubergen, Suzanne Arends, Anneke Spoorenberg