The PLOS One Editors retract this article [1] due to concerns about potential manipulation of the publication process. These concerns call into question the validity and provenance of the reported results and compliance with PLOS policies. We regret that the issues were not identified prior to the article’s publication.
MVL, MM, SK, and AMH did not agree with the retraction. RC either did not respond directly or could not be reached.
Reference
- 1. Loktionova MV, Mohammadian M, Choopani R, Kheiri S, Mohammadian-Hafshejani A. RETRACTED: Investigating the relationship between insulin use and all-cause mortality, breast cancer mortality, and recurrence risk in diabetic patients with breast cancer: A comprehensive systematic review and meta-analysis. PLoS One. 2024;19(12):e0314565. pmid:39636922
Citation: The PLOS One Editors (2025) Retraction: Investigating the relationship between insulin use and all-cause mortality, breast cancer mortality, and recurrence risk in diabetic patients with breast cancer: A comprehensive systematic review and meta-analysis. PLoS One 20(12): e0339149. https://doi.org/10.1371/journal.pone.0339149
Published: December 18, 2025
Copyright: © 2025 The PLOS One Editors. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.