Balakatounis, K., Panagiotopoulou, K., Mitsiokapa, E., Mavrogenis, A., Angoules, A., Papathanasiou, J., & Papagelopoulus, P. (2011). Evidence-based evaluation and current practice of non-operative treatment strategies for lumbar stenosis. Folia Medica, 53 (3), 5-14.