Study protocol: improving patient choice in treating low back pain (IMPACT-LBP): a randomised controlled trial of a decision support package for use in physical therapy.
Patel S, Brown S, Friede T, Griffiths F, Lord J, Ngunjiri A, Thistlethwaite J, Tysall C, Woolvine M, Underwood M. BMC Musculoskelet Disord. 2011 Feb 25; 12:52. Epub 2011 Feb 25.