%0 Journal Article %A P. van der Zwaal %A B. G. Pijls %A B. J. W. Thomassen %A R. Lindenburg %A R. G. H. H. Nelissen %A M. A. J. van de Sande %T The natural history of the rheumatoid shoulder %D 2014 %J The Bone & Joint Journal %P 1520-1524 %V 96-B %N 11 %R 10.1302/0301-620X.96B11.34133 %U https://doi.org/10.1302/0301-620X.96B11.34133 %K Shoulder; Rheumatoid Arthritis; Natural history; PROM; SF 36; functional outcome