The PLOS One Editors retract this article [1,2] due to concerns about potential manipulation of the publication process. These concerns call into question the validity and provenance of the reported results. We regret that the issues were not identified prior to the article’s publication.
KCO did not agree with the retraction. EZ, NV, EMMM, JB, NAEB, NG, and SH either did not respond directly or could not be reached.
References
- 1. Zumba E, Velasco N, Melendres Medina EM, Bunay J, Estrada Brito NA, Onyelowe KC, et al. RETRACTED: Forecasting the rheological state properties of self-compacting concrete mixes using the response surface methodology technique for sustainable structural concreting. PLoS One. 2024;19(7):e0302202. pmid:38950007
- 2. Zumba E, Velasco N, Melendres Medina EM, Buñay J, Estrada Brito NA, Onyelowe KC, et al. Correction: Forecasting the rheological state properties of self-compacting concrete mixes using the response surface methodology technique for sustainable structural concreting. PLoS One. 2024;19(7):e0307891. pmid:39042850
Citation: The PLOS One Editors (2026) Retraction: Forecasting the rheological state properties of self-compacting concrete mixes using the response surface methodology technique for sustainable structural concreting. PLoS One 21(4): e0346403. https://doi.org/10.1371/journal.pone.0346403
Published: April 3, 2026
Copyright: © 2026 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.