Multicenter Study
The prognostic value of catastrophizing for predicting the clinical evolution of low back pain patients: a study in routine clinical practice within the Spanish National Health Service.
Spine J. 2012 Jul 1;12(7):545-55.
Comparative Study
Evaluation of quality of life and neuropathic pain in patients with low back pain using the Japanese Orthopedic Association Back Pain Evaluation Questionnaire.
Eur Spine J. 2015 Mar 1;24(3):503-12.
Multicenter Study
Prevalence and factors associated with low back pain and pelvic girdle pain during pregnancy: a multicenter study conducted in the Spanish National Health Service.
Spine. 2012 Aug 1;37(17):1516-33.