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Retraction

RETRACTED: Umakanthan et al. COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey. Vaccines 2021, 9, 1064

1
Department of Para-Clinical Sciences, Faculty of Medical Sciences, The University of the West Indies, St Augustine, Trinidad and Tobago
2
Department of Community Medicine, RRN Hospital and Research Center, Madurai 625501, Tamil Nadu, India
3
Medical Resident, RRN Hospital and Research Center, Madurai 625501, Tamil Nadu, India
*
Author to whom correspondence should be addressed.
Vaccines 2025, 13(5), 499; https://doi.org/10.3390/vaccines13050499
Submission received: 5 March 2025 / Accepted: 28 April 2025 / Published: 8 May 2025
The journal retracts the article, titled “COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey” [1], cited above.
Following publication, concerns were brought to the attention of the Editorial Office regarding an overlap between this publication [1] and a previously published article [2] produced by a different authorship group.
Adhering to our complaints procedure, the Editorial Office and Editorial Board conducted an investigation that confirmed a significant overlap between these two articles [1,2], without the appropriate acknowledgment or citation. Given the extent of the overlap, the Editorial Board considers this publication to be redundant and have decided to retract this paper as per MDPI’s retraction policy (https://www.mdpi.com/ethics#_bookmark30).
This retraction was approved by the Editor-in Chief of the Vaccines journal.
The authors did not agree to this retraction.

References

  1. Umakanthan, S.; Patil, S.; Subramaniam, N.; Sharma, R. RETRACTED: COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey. Vaccines 2021, 9, 1064. [Google Scholar] [CrossRef] [PubMed]
  2. Edwards, B.; Biddle, N.; Gray, M.; Sollis, K. COVID-19 vaccine hesitancy and resistance: Correlates in a nationally representative longitudinal survey of the Australian population. PLoS ONE 2021, 16, e0248892. [Google Scholar] [CrossRef] [PubMed]
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Share and Cite

MDPI and ACS Style

Umakanthan, S.; Patil, S.; Subramaniam, N.; Sharma, R. RETRACTED: Umakanthan et al. COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey. Vaccines 2021, 9, 1064. Vaccines 2025, 13, 499. https://doi.org/10.3390/vaccines13050499

AMA Style

Umakanthan S, Patil S, Subramaniam N, Sharma R. RETRACTED: Umakanthan et al. COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey. Vaccines 2021, 9, 1064. Vaccines. 2025; 13(5):499. https://doi.org/10.3390/vaccines13050499

Chicago/Turabian Style

Umakanthan, Srikanth, Sonal Patil, Naveen Subramaniam, and Ria Sharma. 2025. "RETRACTED: Umakanthan et al. COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey. Vaccines 2021, 9, 1064" Vaccines 13, no. 5: 499. https://doi.org/10.3390/vaccines13050499

APA Style

Umakanthan, S., Patil, S., Subramaniam, N., & Sharma, R. (2025). RETRACTED: Umakanthan et al. COVID-19 Vaccine Hesitancy and Resistance in India Explored through a Population-Based Longitudinal Survey. Vaccines 2021, 9, 1064. Vaccines, 13(5), 499. https://doi.org/10.3390/vaccines13050499

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