Pratt, R., Fairbank, J., & Virr, A. (2002). The reliability of the Shuttle Walking Test, the Swiss Spinal Stenosis Questionnaire, the Oxford Spinal Stenosis Score, and the Oswestry Disability Index in the assessment of patients with lumbar spinal stenosis.

Pratt, R., J. Fairbank, and A. Virr. The Reliability of the Shuttle Walking Test, the Swiss Spinal Stenosis Questionnaire, the Oxford Spinal Stenosis Score, and the Oswestry Disability Index in the Assessment of Patients with Lumbar Spinal Stenosis. 2002.

Pratt, R., et al. The Reliability of the Shuttle Walking Test, the Swiss Spinal Stenosis Questionnaire, the Oxford Spinal Stenosis Score, and the Oswestry Disability Index in the Assessment of Patients with Lumbar Spinal Stenosis. 2002.