EULAR definition of difficult-to-treat rheumatoid arthritis
György Nagy, Nadia MT Roodenrijs, Paco MJ Welsing, Melinda Kedves, Attila Hamar, Marlies C van der Goes, Alison Kent, Margot Bakkers, Etienne Blaas, Ladislav Senolt, Zoltan Szekanecz, Ernest Choy, Maxime Dougados, Johannes WG Jacobs, Rinie Geenen, Hans WJ Bijlsma, Angela Zink, Daniel Aletaha, Leonard Schoneveld, Piet van Riel, Loriane Gutermann, Yeliz Prior, Elena Nikiphorou, Gianfranco Ferraccioli, Georg Schett, Kimme L Hyrich, Ulf Mueller-Ladner, Maya H Buch, Iain B McInnes, Désirée van der Heijde, Jacob M van Laar
Annals of the Rheumatic Diseases Jan 2021, 80 (1) 31-35; DOI: 10.1136/annrheumdis-2020-217344