Spine
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Observational Study
Cross-cultural Adaptation and Validation of the Norwegian Short-form McGill Pain Questionnaire-2 in Low Back-related Leg Pain.
A prospective observational study with translation and psychometric analyses of a questionnaire. ⋯ 3.
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A systematic review. ⋯ 4.
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Prospective cohort study. ⋯ 1.
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General population utility valuation study. ⋯ 4.