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Open Access

Expression of Concern

Expression of Concern: Deep CNN-based detection of cardiac rhythm disorders using PPG signals from wearable devices

  • The PLOS One Editors

After this article [1] was published, concerns were noted that the articles cited as References 11 and 35 were retracted after [1] was submitted and before [1] was published.

In addition, the PLOS One Editors have concerns about the article’s compliance with the PLOS Authorship policy.

In light of the cumulative issues, the PLOS One Editors issue this Expression of Concern. Readers are advised to interpret the article [1] with caution.

Reference

  1. 1. Bulut MG, Unal S, Hammad M, Pławiak P. Deep CNN-based detection of cardiac rhythm disorders using PPG signals from wearable devices. PLoS One. 2025;20(2):e0314154. pmid:39937744

Citation: The PLOS One Editors (2026) Expression of Concern: Deep CNN-based detection of cardiac rhythm disorders using PPG signals from wearable devices. PLoS One 21(7): e0354777. https://doi.org/10.1371/journal.pone.0354777

Published: July 28, 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.