%0 Journal Article %K Humans %K Severity of Illness Index %K Prevalence %K Chronic Disease %K Low back pain %K Pain Measurement %B European Spine Journal %D 2010 %G eng %M 19921522 %P 533-9 %T How do we define the condition 'recurrent low back pain'? A systematic review %V 19 %7 2009/11/19 %@ 1432-0932 (Electronic)0940-6719 (Linking) %! Eur Spine J