1 Subjects: “...Low Back Pain / therapy...”

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3 Subjects: “...Low Back Pain / drug therapy...”

4 “... difference [SMD] 0.33, 95% CI 0.56 to 0.09) (SOE: low), and risk of surgery at short-term followup (relative...”

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8 “...Four studies found screening questions associated with low accuracy compared to visual acuity...”

9 “...Four studies found screening questions associated with low accuracy compared to visual acuity...”

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