The Role of Dietary Fiber in Rheumatoid Arthritis Patients: A Feasibility Study oleh Julian Häger, Holger Bang, Melanie Hagen, Michael Frech, Pascal Träger, Maria V. Sokolova, Ulrike Steffen, Koray Tascilar, Kerstin Sarter, Georg Schett, Jürgen Rech, Mario M. Zaiss