RETRACTION: The Relationship Between Vitamin D Deficiency and Diabetic Foot Ulcer: A Meta-Analysis.

X. Li, S. Kou, G. Chen, B. Zhao, J. Xue, R. Ding, X. Zhao, M. Ye, Y. Yang, R. Yue, and F. Li, "The Relationship Between Vitamin D Deficiency and Diabetic Foot Ulcer: A Meta-Analysis," International Wound Journal 20, no. 8 (2023): 3015-3022, https://doi.org/10.1111/iwj.14177. The above article, published online on 16 May 2023, in Wiley Online Library (http://onlinelibrary.wiley.com/), has been retracted by agreement between the journal Editor in Chief, Professor Keith Harding; and John Wiley & Sons Ltd. Following an investigation by the publisher, all parties have concluded that this article was accepted solely on the basis of a compromised peer review process. The editors have therefore decided to retract the article. The authors disagree with the retraction.