Uncovering the heterogeneity of disease impact in axial spondyloarthritis: bivariate trajectories of disease activity and quality of life
Maike Imkamp, Valéria Lima Passos, Annelies Boonen, Suzanne Arends, Maxime Dougados, Robert Landewé, Sofia Ramiro, Filip Van den Bosch, Desirée van der Heijde, Freke R Wink, Anneke Spoorenberg, Astrid van Tubergen
RMD Open Nov 2018, 4 (2) e000755; DOI: 10.1136/rmdopen-2018-000755