Withdrawal: A Systematic Review and Meta-Analysis on the Efficacy of Ozone Injections in the Intervertebral Disc for Alleviating Lumbosacral Pain August 27, 2026 Frontiers In Pain Research Share Summary Takeaways Listen Insight Report Clinical Scorecard Quiz Poll 1 The article by Cao et al. on ozone injections for lumbosacral pain was published in Front. Pain Res. but has been withdrawn. 2 Concerns about the scientific validity of the article led to an investigation by Frontiers in Pain Research. 3 The investigation found the article did not meet the journal's standards for editorial and scientific soundness. 4 Approval for the retraction was granted by the Chief Editors of Frontiers in Pain Research and the Chief Executive Editor. 5 The authors of the article agreed to the retraction following the investigation's findings.