Implementation of shared decision making in rheumatoid arthritis: study protocol for RAiSeD (Rheumatoid Arthritis Shared Decision Making) stepped wedge, cluster-randomized trial. - Barton JL; Niederhausen M; Tuepker A; Schmajuk G; Baker J; Lovejoy TI; Morasco BJ; Kunneman M; Scholl I (Trials, 2025)