No difference in clinical parameters and drug retention in PsA patients receiving b/tsDMARD monotherapy versus combination with methotrexate: data from the RABBIT-SpA registry - Regierer, A. C.; Kiefer, D.; Schett, G.; Krause, A.; Weiss, A.; Sewerin, P.; Strangfeld, A. (RMD Open, 2024)