The Efficacy and Persistence of Selective Nerve Root Block under Fluoroscopic Guidance for Cervical Radiculopathy.

Asian Spine J · 2012 · PMC3530696 · PMID 23275805

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an increasing trendno p-value reported

VAS scores significantly improved at all times (Wilcoxon's signed rank test, p < 0.05), but showed an increasing trend after 3 months ( Fig. 2 ).

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