%0 Journal Article %A S Bartys %A A K Burton %A P J Watson %A I Wright %A C Mackay %A C J Main %T THE INFLUENCE OF PSYCHOSOCIAL OBSTACLES (YELLOW AND BLUE FLAGS) ON SICKNESS ABSENCE DUE TO LOW BACK PAIN – A PROSPECTIVE STUDY. %D 2003 %J Orthopaedic Proceedings %P 242-242 %V 85-B %N SUPP_III %R 10.1302/0301-620X.85BSUPP_III.0850242 %U https://doi.org/10.1302/0301-620X.85BSUPP_III.0850242 %K