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<front>
<journal-meta>
<journal-id journal-id-type="nlm-ta">Korean J Intern Med</journal-id>
<journal-title-group>
<journal-title>The Korean Journal of Internal Medicine</journal-title></journal-title-group>
<issn pub-type="ppub">1226-3303</issn>
<issn pub-type="epub">2005-6648</issn>
<publisher>
<publisher-name>Korean Association of Internal Medicine</publisher-name></publisher></journal-meta>
<article-meta>
<article-id pub-id-type="doi">10.3904/kjim.2020.180.e1</article-id>
<article-id pub-id-type="publisher-id">kjim-2020-180-e1</article-id>
<article-categories>
<subj-group>
<subject>Corrigendum</subject></subj-group></article-categories>
<title-group>
<article-title>Lung ultrasound for early diagnosis and severity assessment of pneumonia in patients with coronavirus disease 2019</article-title></title-group>
<contrib-group>
<contrib contrib-type="author">
<name><surname>Cho</surname><given-names>Young-Jae</given-names></name><xref rid="af1-kjim-2021-180-e1" ref-type="aff">1</xref></contrib>
<contrib contrib-type="author">
<name><surname>Song</surname><given-names>Kyoung-Ho</given-names></name><xref rid="af2-kjim-2021-180-e1" ref-type="aff">2</xref></contrib>
<contrib contrib-type="author">
<name><surname>Lee</surname><given-names>Yunghee</given-names></name><xref rid="af1-kjim-2021-180-e1" ref-type="aff">1</xref></contrib>
<contrib contrib-type="author">
<name><surname>Yoon</surname><given-names>Joo Heung</given-names></name><xref rid="af3-kjim-2021-180-e1" ref-type="aff">3</xref></contrib>
<contrib contrib-type="author">
<name><surname>Park</surname><given-names>Ji Young</given-names></name><xref rid="af4-kjim-2021-180-e1" ref-type="aff">4</xref><xref rid="af5-kjim-2021-180-e1" ref-type="aff">5</xref></contrib>
<contrib contrib-type="author">
<name><surname>Jung</surname><given-names>Jongtak</given-names></name><xref rid="af2-kjim-2021-180-e1" ref-type="aff">2</xref></contrib>
<contrib contrib-type="author">
<name><surname>Lim</surname><given-names>Sung Yoon</given-names></name><xref rid="af1-kjim-2021-180-e1" ref-type="aff">1</xref></contrib>
<contrib contrib-type="author">
<name><surname>Lee</surname><given-names>Hyunju</given-names></name><xref rid="af5-kjim-2021-180-e1" ref-type="aff">5</xref></contrib>
<contrib contrib-type="author">
<name><surname>Yoon</surname><given-names>Ho Il</given-names></name><xref rid="af1-kjim-2021-180-e1" ref-type="aff">1</xref></contrib>
<contrib contrib-type="author">
<name><surname>Park</surname><given-names>Kyoung Un</given-names></name><xref rid="af6-kjim-2021-180-e1" ref-type="aff">6</xref></contrib>
<contrib contrib-type="author">
<name><surname>Kim</surname><given-names>Hong Bin</given-names></name><xref rid="af2-kjim-2021-180-e1" ref-type="aff">2</xref></contrib>
<contrib contrib-type="author">
<name><surname>Kim</surname><given-names>Eu Suk</given-names></name><xref rid="af2-kjim-2021-180-e1" ref-type="aff">2</xref></contrib></contrib-group>
<aff id="af1-kjim-2021-180-e1">
<label>1</label>Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Seoul National University Bundang Hospital, Seongnam, 
<country>Korea</country></aff>
<aff id="af2-kjim-2021-180-e1">
<label>2</label>Division of Infectious Diseases, Department of Internal Medicine, Seoul National University Bundang Hospital, Seongnam, 
<country>Korea</country></aff>
<aff id="af3-kjim-2021-180-e1">
<label>3</label>Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA, 
<country>USA</country></aff>
<aff id="af4-kjim-2021-180-e1">
<label>4</label>Department of Paediatrics, Chung-Ang University Hospital, Seoul, 
<country>Korea</country></aff>
<aff id="af5-kjim-2021-180-e1">
<label>5</label>Department of Paediatrics, Seoul National University Bundang Hospital, Seongnam, 
<country>Korea</country></aff>
<aff id="af6-kjim-2021-180-e1">
<label>6</label>Department of Laboratory Medicine, Seoul National University Bundang Hospital, Seongnam, 
<country>Korea</country></aff>
<pub-date pub-type="ppub">
<month>5</month>
<year>2022</year></pub-date>
<pub-date pub-type="epub">
<day>28</day>
<month>04</month>
<year>2022</year></pub-date>
<volume>37</volume>
<issue>3</issue>
<fpage>699</fpage>
<lpage>699</lpage>
<permissions>
<copyright-statement>Copyright &#x000A9; 2022 The Korean Association of Internal Medicine</copyright-statement>
<copyright-year>2022</copyright-year>
<license>
<license-p>This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (<ext-link xlink:href="http://creativecommons.org/licenses/by-nc/4.0/" ext-link-type="uri">http://creativecommons.org/licenses/by-nc/4.0/</ext-link>) which permits unrestricted noncommercial use, distribution, and reproduction in any medium, provided the original work is properly cited.</license-p></license></permissions><related-article id="RA1" related-article-type="corrected-article" vol="35" page="771" ext-link-type="doi" xlink:href="10.3904/kjim.2020.180"/></article-meta></front>
<body>
<p>Korean J Intern Med 2020;35:771-781</p>
<p><ext-link xlink:href="https://doi.org/10.3904/kjim.2020.180" ext-link-type="uri">https://doi.org/10.3904/kjim.2020.180</ext-link></p>
<p>In the article cited above, &#x02018;Acknowledgments&#x02019; was missed. The added &#x02018;Acknowledgments&#x02019; is as following.</p>
<p><bold>Acknowledgments</bold></p>
<p>This work was supported by grants from the Seoul National University Bundang Hospital (No. 06-2014-015, Young-Jae Cho).</p>
<p>We apologize for any inconvenience that this may have caused.</p></body></article>
