RT Journal Article SR Electronic T1 A clinical prediction rule predicted outcome in patients with low back pain having spinal manipulation and exercise treatment JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 125 OP 125 DO 10.1136/ebm.10.4.125 VO 10 IS 4 YR 2005 UL http://ebm.bmj.com/content/10/4/125.abstract AB