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Fig. 6. Numerical rating scale (NRS) pain scores of patients. Values represent the means and standard deviations. PENG: pericapsular nerve group, IAI: intra-articular injection. *P < 0.05 vs. baseline. #P < 0.05 vs. between groups.
Korean J Pain 2023;36:195~207 https://doi.org/10.3344/kjp.22325
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