%0 Journal Article %B European Spine Journal %D 2011 %G eng %M 21069545 %P 458-63 %T Responsiveness of the 24-, 18- and 11-item versions of the Roland Morris Disability Questionnaire %V 20 %7 2010/11/12 %@ 1432-0932 (Electronic)0940-6719 (Linking)