6Agency for Health Care Policy and Research.Acute Low Back Problems in Adults.Clinical Practice Guideline[M].1994.
7Ottenbacher KJ,Mann WC,Granger CV.et al.Inter rater agreement and stability of functional assessment in the communitybased elderly[J].Arch Phys Med Rehabil, 1994, 75(12): 1297.
8Ffeiberg A, Rubash H, Malchau H,et al.Ambulatory measurement of knee motion and physical activity:preliminary evalua- tion of a smart activity monitor[J].Journal of Neuro Engineering and Rehabilitation,2006,3(21): 1-- 10.
9Gardner M J, Barker JU, Briggs SM, et al. An evaluation of accuracy and repea-tability of a novel gait analysis device[J]. Arch Orthop Tramna Surg, 2007,12(7):223--227.
10Zhang K, Gorjian A, Lester DK. Gait Chang after local anethetic of chronically arthritic knee[J].Journal of Long-Term Efeects of Medical Implants,2006,16(3): 223--234.