Authors: Sabrina M Nielsen; Else M Bartels; Marius Henriksen; Eva E Wæhrens; Henrik Gudbergsen; Henning Bliddal; Arne Astrup; Filip K Knop; Loreto Carmona; William J Taylor; Jasvinder A Singh; Fernando Perez-Ruiz; Lars E Kristensen; Robin Christensen Journal: Ann Rheum Dis Date: 2017-09-02 Impact factor: 19.103