Combined high-voltage pulsed radiofrequency and ozone therapy <i>versus</i> ozone therapy alone in treating postherpetic neuralgia: a retrospective comparison.

Med Gas Res · 2023 · PMC9480353 · PMID 35946218

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did not reach statistical significanceno p-value reported

However, the difference did not reach statistical significance, possibly because of the small sample size.

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