Expression of concern
Vitamin D sufficiency, a serum 25-hydroxyvitamin D at least 30 ng/mL reduced risk for adverse clinical outcomes in patients with COVID-19 infection
Paper Information
Record ID:
31362
Author(s):
Publication Date:
September 25, 2020
Retraction Date:
October 14, 2020
(5.1 years years ago)
Subjects:
Institutions:
- Multiple Sclerosis Research Center, Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran
- Research Development Center, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran
- Endocrinology Department, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran
- Department of Infectious Diseases, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran
- Department of Internal Medicine, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran
- Department of Pathology, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran, Department of Medicine, Section of Endocrinology, Nutrition, Diabetes and Weight Management, Boston University Medical Center, Boston, Massachusetts, United States of America
Countries:
Article Type:
Publisher:
PLoS
Open Access:
Yes
PubMed ID:
Retraction PubMed ID:
Expression of concern Details
Retraction Reasons:
Nature of Retraction:
Expression of concern
Retraction Notice:
10.1371/journal.pone.0240965Citations (272)
272
Total Citations266
Post-Retraction(97.8%)
5
Pre-Retraction1
Same DayPost-Retraction Citation Analysis
8
Within 30 days
130
Within 1 year
62
After 2+ years
1532
Days since retraction (latest)
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500 days after retraction
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498 days after retraction
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495 days after retraction
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Irish Journal of Medical Science (1971 -)
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9 citations
9 citations
493 days after retraction
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85 citations
85 citations
478 days after retraction
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15 citations
15 citations
478 days after retraction
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Molecules
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4 citations
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477 days after retraction
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475 days after retraction
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472 days after retraction
Evaluating the Evidence in Clinical Studies of Vitamin D in COVID-19
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Nutrients
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18 citations
18 citations
464 days after retraction
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Informatics in Medicine Unlocked
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10 citations
10 citations
444 days after retraction
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PubMed
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31 citations
31 citations
444 days after retraction
Effects of Vitamin D in the Prophylaxis and Treatment of COVID-19: A Systematic Review
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3 citations
3 citations
444 days after retraction
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Hoang Pham
Mathematical Biosciences & Engineering
Open Access
Published: Jan 2022
3 citations
3 citations
444 days after retraction
Evaluation of vitamin D in COVID-19 patients
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AIP conference proceedings
Published: Jan 2022
2 citations
2 citations
444 days after retraction
Severe COVID-19 patients have severe vitamin D deficiency in Northeast Mexico
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Nutrición Hospitalaria
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Published: Jan 2022
1 citation
1 citation
444 days after retraction
Possible Role of Vitamin D3 in the Prevention of COVID-19 Infection and Mortality
Ramin Ataee
Open Access Journal of Endocrinology
Published: Jan 2022
1 citation
1 citation
444 days after retraction
Intensive care therapy during the pandemic in 2020 and beyond: Mnemonics can help
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Serbian Journal of Anesthesia and Intensive Therapy
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Published: Jan 2022
444 days after retraction
Comparison of Two Strategies to Increase Serum Vitamin D Levels in a Real-World Setting: Sunlight Exposure and Oral Supplementation
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Journal of Nutritional Science and Vitaminology
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Published: Dec 2021
5 citations
5 citations
442 days after retraction
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Diabetes/Metabolism Research and Reviews
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52 citations
52 citations
441 days after retraction
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156 citations
156 citations
434 days after retraction
Vitamin D and COVID-19 – Let’s Explore the Relationship!
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MAEDICA – a Journal of Clinical Medicine
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3 citations
3 citations
427 days after retraction
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13 citations
13 citations
426 days after retraction
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122 citations
122 citations
423 days after retraction
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1 citation
1 citation
413 days after retraction
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412 days after retraction
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403 days after retraction
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The Journal for Nurse Practitioners
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399 days after retraction
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12 citations
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398 days after retraction
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391 days after retraction
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383 days after retraction
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376 days after retraction
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346 days after retraction
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24 citations
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337 days after retraction
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322 days after retraction
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49 citations
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Related Records
This article has multiple records in the database due to different notices:
Record #54048
Jun 06, 2024Quick Stats
Total Citations:
272
Years Since Retraction:
5.1 years
Open Access:
Yes
Last Checked:
Jul 24, 2025