APA (7th ed.) Citation

Vibe Fersum, K., O'Sullivan, P., Kvale, A., & Skouen, J. (2009). Inter-examiner reliability of a classification system for patients with non-specific low back pain. Elsevier.

Chicago Style (17th ed.) Citation

Vibe Fersum, K., Peter O'Sullivan, A. Kvale, and J. Skouen. Inter-examiner Reliability of a Classification System for Patients with Non-specific Low Back Pain. Elsevier, 2009.

MLA (9th ed.) Citation

Vibe Fersum, K., et al. Inter-examiner Reliability of a Classification System for Patients with Non-specific Low Back Pain. Elsevier, 2009.