Clinical performance of ASAS Health Index in patients with ankylosing spondylitis and non-radiographic axial spondyloarthritis: real-world evidence from Multicenter Nationwide Registry

Özgür Akgül, Hatice Bodur, Şebnem Ataman, Fatma Gül Yurdakul, Erhan Çapkın, Gülcan Gürer, İlhan Sezer, Mehmet Tuncay Duruöz, Meltem Alkan Melikoğlu, Hasan Fatih Çay, Aylin Rezvanı, İlker Yağcı, Feride Göğüş, Ayhan Kamanlı, Remzi Çevik