Mannion, A. F., Mutter, U. M., Fekete, T. F., Porchet, F., Jeszenszky, D., & Kleinstück, F. S. (2014). Validity of a single-item measure to assess leg or back pain as the predominant symptom in patients with degenerative disorders of the lumbar spine. Springer Berlin Heidelberg.

Mannion, A. F., U. M. Mutter, T. F. Fekete, F. Porchet, D. Jeszenszky, and F. S. Kleinstück. Validity of a Single-item Measure to Assess Leg or Back Pain As the Predominant Symptom in Patients With Degenerative Disorders of the Lumbar Spine. Springer Berlin Heidelberg, 2014.

Mannion, A. F., et al. Validity of a Single-item Measure to Assess Leg or Back Pain As the Predominant Symptom in Patients With Degenerative Disorders of the Lumbar Spine. Springer Berlin Heidelberg, 2014.