<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE article PUBLIC "-//NLM//DTD Journal Publishing DTD v2.0 20040830//EN" "journalpublishing.dtd"><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" dtd-version="2.0" xml:lang="en" article-type="correction"><front><journal-meta><journal-id journal-id-type="nlm-ta">J Med Internet Res</journal-id><journal-id journal-id-type="publisher-id">jmir</journal-id><journal-id journal-id-type="index">1</journal-id><journal-title>Journal of Medical Internet Research</journal-title><abbrev-journal-title>J Med Internet Res</abbrev-journal-title><issn pub-type="epub">1438-8871</issn><publisher><publisher-name>JMIR Publications</publisher-name><publisher-loc>Toronto, Canada</publisher-loc></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">v28i1e95788</article-id><article-id pub-id-type="doi">10.2196/95788</article-id><article-categories><subj-group subj-group-type="heading"><subject>Corrigenda and Addenda</subject></subj-group></article-categories><title-group><article-title>Correction: Securing Federated Learning With Blockchain in the Medical Field: Systematic Literature Review</article-title></title-group><contrib-group><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Wang</surname><given-names>Xudong</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Xie</surname><given-names>Yi</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff2">2</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Chen</surname><given-names>Xiaoliang</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="aff" rid="aff3">3</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Yang</surname><given-names>Jiaming</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Li</surname><given-names>Ruiyuan</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Gao</surname><given-names>Weihang</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Yan</surname><given-names>Zineng</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Zhou</surname><given-names>Hong</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author" corresp="yes"><name name-style="western"><surname>Ye</surname><given-names>Zhewei</given-names></name><degrees>Prof Dr Med</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib></contrib-group><aff id="aff1"><institution>Department of Orthopedics, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology</institution><addr-line>1277 Jiefang Avenue</addr-line><addr-line>Wuhan</addr-line><addr-line>Hubei Province</addr-line><country>China</country></aff><aff id="aff2"><institution>Renmin Hospital of Wuhan University</institution><addr-line>Wuhan</addr-line><addr-line>Hubei Province</addr-line><country>China</country></aff><aff id="aff3"><institution>Department of Orthopedics, People's Hospital of Ningxia Hui Autonomous Region, Ningxia Medical University</institution><addr-line>Yinchuan</addr-line><country>China</country></aff><author-notes><corresp>Correspondence to Zhewei Ye, Prof Dr Med, Department of Orthopedics, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, 1277 Jiefang Avenue, Wuhan, Hubei Province, 430022, China, 86 1-397-121-3880; <email>yezhewei@hust.edu.cn</email></corresp><fn fn-type="equal" id="equal-contrib1"><label>*</label><p>these authors contributed equally</p></fn></author-notes><pub-date pub-type="collection"><year>2026</year></pub-date><pub-date pub-type="epub"><day>15</day><month>4</month><year>2026</year></pub-date><volume>28</volume><elocation-id>e95788</elocation-id><history><date date-type="received"><day>20</day><month>03</month><year>2026</year></date><date date-type="accepted"><day>26</day><month>03</month><year>2026</year></date></history><copyright-statement>&#x00A9; Xudong Wang, Yi Xie, Xiaoliang Chen, Jiaming Yang, Ruiyuan Li, Weihang Gao, Zineng Yan, Hong Zhou, Zhewei Ye. Originally published in the Journal of Medical Internet Research (<ext-link ext-link-type="uri" xlink:href="https://www.jmir.org">https://www.jmir.org</ext-link>), 15.4.2026. </copyright-statement><copyright-year>2026</copyright-year><license license-type="open-access" xlink:href="https://creativecommons.org/licenses/by/4.0/"><p>This is an open-access article distributed under the terms of the Creative Commons Attribution License (<ext-link ext-link-type="uri" xlink:href="https://creativecommons.org/licenses/by/4.0/">https://creativecommons.org/licenses/by/4.0/</ext-link>), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research (ISSN 1438-8871), is properly cited. The complete bibliographic information, a link to the original publication on <ext-link ext-link-type="uri" xlink:href="https://www.jmir.org/">https://www.jmir.org/</ext-link>, as well as this copyright and license information must be included.</p></license><self-uri xlink:type="simple" xlink:href="https://www.jmir.org/2026/1/e95788"/><related-article related-article-type="corrected-article" ext-link-type="doi" xlink:href="10.2196/79052" xlink:title="Correction of" xlink:type="simple">https://www.jmir.org/2026/1/e79052</related-article></article-meta></front><body><p>In &#x201C;Securing Federated Learning With Blockchain in the Medical Field: Systematic Literature Review&#x201D; [<xref ref-type="bibr" rid="ref1">1</xref>], the authors noted two errors.</p><p>The first affiliation has been changed from the following:</p><disp-quote><p>Wuhan Union Hospital, Wuhan, Hubei Province, China</p></disp-quote><p>The affiliation now reads:</p><disp-quote><p>Department of Orthopedics, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei Province, China.</p></disp-quote><p>The third affiliation has been changed from the following:</p><disp-quote><p>Ningxia Hui Autonomous Region Peoples Hospital, Yinchuan, Ningxia, China.</p></disp-quote><p>The affiliation now reads:</p><disp-quote><p>Department of Orthopedics, People's Hospital of Ningxia Hui Autonomous Region, Ningxia Medical University, Yinchuan, China.</p></disp-quote><p>The corrections will appear in the online version of the paper on the JMIR Publications website, together with the publication of this correction notice. Because these were made after submission to PubMed, PubMed Central, and other full-text repositories, the corrected article has also been resubmitted to those repositories.</p></body><back><ref-list><title>References</title><ref id="ref1"><label>1</label><nlm-citation citation-type="journal"><person-group person-group-type="author"><name name-style="western"><surname>Wang</surname><given-names>X</given-names> </name><name name-style="western"><surname>Xie</surname><given-names>Y</given-names> </name><name name-style="western"><surname>Chen</surname><given-names>X</given-names> </name><etal/></person-group><article-title>Securing federated learning with blockchain in the medical field: systematic literature review</article-title><source>J Med Internet Res</source><year>2026</year><month>02</month><day>19</day><volume>28</volume><fpage>e79052</fpage><pub-id pub-id-type="doi">10.2196/79052</pub-id><pub-id pub-id-type="medline">41712960</pub-id></nlm-citation></ref></ref-list></back></article>