RT Conference Proceedings T1 ASSOCIATION BETWEEN INDIVIDUAL AND COUNTRY-LEVEL SOCIOECONOMIC FACTORS AND HEALTH OUTCOMES IN AXIAL AND PERIPHERAL SPONDYLOARTHRITIS: ANALYSIS OF THE ASAS PERSPA STUDY A1 Capelusnik, D. A1 Zhao, S. S. A1 Boonen, A. A1 Ziade, N. A1 Lopez-Medina, C. A1 Dougados, M. A1 Nikiphorou, E. A1 Ramiro, S. PB Bmj publishing group SN 0003-4967 YR 2021 FD 2021-06-01 LK https://hdl.handle.net/10668/25768 UL https://hdl.handle.net/10668/25768 LA en DS RISalud RD Apr 7, 2025