JMIR MEDICAL INFORMATICS Yao et al

Corrigenda and Addenda Correction: A Novel Approach to Assessing Differentiation Degree and Lymph Node Metastasis of Extrahepatic Cholangiocarcinoma: Prediction Using a Radiomics-Based Particle Swarm Optimization and Support Vector Machine Model

Xiaopeng Yao1,2, PhD; Xinqiao Huang3, MD; Chunmei Yang3, MD; Anbin Hu1,2, PhD; Guangjin Zhou4, BA; Mei Ju5, MA; Jianbo Lei1,6*, PhD; Jian Shu3*, PhD 1School of Medical Information and Engineering, Southwest Medical University, Luzhou, China 2Central Nervous System Drug Key Laboratory of Sichuan Province, Southwest Medical University, Luzhou, China 3Department of Radiology, the Affiliated Hospital of Southwest Medical University, Luzhou, China 4Department of Radiology, Peking University Third Hospital, Beijing, China 5School of Nursing, Southwest Medical University, Luzhou, Sichuan Province, China 6Center for Medical Informatics/Institute of Medical Technology, Peking University, Beijing, China *these authors contributed equally

Corresponding Author: Jian Shu, PhD Department of Radiology The Affiliated Hospital of Southwest Medical University 25 Taiping Street Luzhou, China Phone: 86 18980253083 Email: [email protected]

Related Article: Correction of: https://medinform.jmir.org/2020/10/e23578 (JMIR Med Inform 2021;9(1):e25337) doi: 10.2196/25337

In ªA Novel Approach to Assessing Differentiation Degree and Mei Ju©s affiliation is as follows: Lymph Node Metastasis of Extrahepatic Cholangiocarcinoma: School of Nursing, Southwest Medical University, Prediction Using a Radiomics-Based Particle Swarm Luzhou, Sichuan Province, China Optimization and Support Vector Machine Modelº (J Med Internet Res 2020;8(10):e23578) the authors noted three errors. This affiliation is listed as affiliation 5 in the corrected manuscript, and the previously listed affiliation 5 (for author In the original published manuscript, an equal contribution Jianbo Lei) is renumbered to affiliation 6. Affiliations 1, 2, 3, footnote for authors Jianbo Lei and Jian Shu was omitted. This and 4 remain unchanged. has now been added. Finally, the ªAcknowledgments" section of the original Additionally, one co-author, Mei Ju, was not included in the manuscript was missing a statement that recognized the support author list of the originally published manuscript. Authors were of an additional funding agency. The following sentence has listed as follows on the published manuscript: been included in the corrected manuscript: Xiaopeng Yao1,2, PhD; Xinqiao Huang3, MD; This study was also partly supported by PKU-Baidu Chunmei Yang3, MD; Anbin Hu1,2, PhD; Guangjin Fund project of Intelligent auxiliary diagnosis using Zhou4, BA; Jianbo Lei1,5, PhD; Jian Shu3, PhD medical images and Research project of constructing health big data platform and service system for This was incomplete, and has been corrected to: medical and nursing combined elderly care Xiaopeng Yao1,2, PhD; Xinqiao Huang3, MD; institutions. Chunmei Yang3, MD; Anbin Hu1,2, PhD; Guangjin The correction will appear in the online version of the paper on the JMIR Publications website on January 13, 2021, together Zhou4, BA; Mei Ju5, MA; Jianbo Lei1,6*, PhD; Jian 3 with the publication of this correction notice. Because this was Shu *, PhD made after submission to PubMed, PubMed Central, and other

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full-text repositories, the corrected article has also been resubmitted to those repositories.

This is a non±peer-reviewed article. Submitted 28.10.20; accepted 02.11.20; published 13.01.21. Please cite as: Yao X, Huang X, Yang C, Hu A, Zhou G, Ju M, Lei J, Shu J Correction: A Novel Approach to Assessing Differentiation Degree and Lymph Node Metastasis of Extrahepatic Cholangiocarcinoma: Prediction Using a Radiomics-Based Particle Swarm Optimization and Support Vector Machine Model JMIR Med Inform 2021;9(1):e25337 URL: https://medinform.jmir.org/2021/1/e25337 doi: 10.2196/25337 PMID: 33439852

©Xiaopeng Yao, Xinqiao Huang, Chunmei Yang, Anbin Hu, Guangjin Zhou, Mei Ju, Jianbo Lei, Jian Shu. Originally published in JMIR Medical Informatics (http://medinform.jmir.org), 13.01.2021. This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Medical Informatics, is properly cited. The complete bibliographic information, a link to the original publication on http://medinform.jmir.org/, as well as this copyright and license information must be included.

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