Authors: Christian Schmidkonz; Simon Rauber; Armin Atzinger; Rahul Agarwal; Theresa Ida Götz; Alina Soare; Michael Cordes; Olaf Prante; Christina Bergmann; Arnd Kleyer; Philipp Ritt; Simone Maschauer; Peter Hennig; Johannes Toms; Markus Köhner; Bernhard Manger; John H Stone; Uwe Haberkorn; Tobias Baeuerle; Jörg H W Distler; Abbas Agaimy; Torsten Kuwert; Georg Schett; Andreas Ramming Journal: Ann Rheum Dis Date: 2020-07-21 Impact factor: 19.103