Influence of national socioeconomic status on treatment retention and disease activity in psoriatic arthritis and axial spondyloarthritis: evidence over 2 years in 13 European countries
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Michelsen B et al. (EuroSpA)
Annals of Rheumatic Diseases
https://doi.org/10.1016/j.ard.2026.06.021
10.1016/j.ard.2026.06.021