%0 Journal Article %A K C Lee %A A Khan %A S Longworth %A P Sell %T PREVALENCE OF VITAMIN D DEFICIENCY IN PATIENTS PRESENTING WITH LOW BACK PAIN IN AN OUTPATIENT SETTING %D 2014 %J Orthopaedic Proceedings %P 11-11 %V 96-B %N SUPP_4 %R 10.1302/1358-992X.96BSUPP_4.SBPR2013-011 %U https://doi.org/10.1302/1358-992X.96BSUPP_4.SBPR2013-011 %K Spine