{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,31]],"date-time":"2026-08-31T00:16:19Z","timestamp":1788135379154,"version":"build-2803163510"},"reference-count":33,"publisher":"XMLink","issue":"34","license":[{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100003725","name":"National Research Foundation of Korea","doi-asserted-by":"publisher","award":["RS-2023-00249082"],"award-info":[{"award-number":["RS-2023-00249082"]}],"id":[{"id":"10.13039\/501100003725","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100002642","name":"Korea University","doi-asserted-by":"publisher","award":["K2225791"],"award-info":[{"award-number":["K2225791"]}],"id":[{"id":"10.13039\/501100002642","id-type":"DOI","asserted-by":"publisher"}]},{"name":"UniKorea Foundation"}],"content-domain":{"domain":["jkms.org"],"crossmark-restriction":false},"short-container-title":["J Korean Med Sci"],"DOI":"10.3346\/jkms.2026.41.e227","type":"journal-article","created":{"date-parts":[[2026,5,19]],"date-time":"2026-05-19T02:45:08Z","timestamp":1779158708000},"update-policy":"https:\/\/doi.org\/10.3346\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Consistency in North Korean Medical Academic Research Topics During the COVID-19 Pandemic: A Text Mining Analysis"],"prefix":"10.3346","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3169-751X","authenticated-orcid":false,"given":"Eun Hae","family":"Lee","sequence":"first","affiliation":[{"name":"Program in Public Health, Graduate School, Korea University, Seoul, Korea."},{"name":"Transdisciplinary Major in Learning Health Systems, Graduate School, Korea University, Seoul, Korea."},{"name":"Department of Preventive Medicine, Korea University College of Medicine, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2057-7360","authenticated-orcid":false,"given":"Minjae","family":"Choi","sequence":"additional","affiliation":[{"name":"Institute for Future Public Health, Graduate School of Public Health, Korea University, Seoul, Korea."},{"name":"Douglas Mental Health University Institute & Department of Psychiatry, McGill University, Montreal, Canada."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9005-9388","authenticated-orcid":false,"given":"Hanul","family":"Park","sequence":"additional","affiliation":[{"name":"Department of Preventive Medicine, Korea University College of Medicine, Seoul, Korea."},{"name":"Institute for Health and Social Affairs on the Korean Peninsula, Korea University, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0007-0853-6239","authenticated-orcid":false,"given":"Joon Hee","family":"Han","sequence":"additional","affiliation":[{"name":"Department of Preventive Medicine, Korea University College of Medicine, Seoul, Korea."},{"name":"Institute for Health and Social Affairs on the Korean Peninsula, Korea University, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4489-8054","authenticated-orcid":false,"given":"Sujeong","family":"Yu","sequence":"additional","affiliation":[{"name":"Department of Preventive Medicine, Korea University College of Medicine, Seoul, Korea."},{"name":"Graduate School of Social Welfare, Yonsei University, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6983-6274","authenticated-orcid":false,"given":"Joshua Kirabo","family":"Sempungu","sequence":"additional","affiliation":[{"name":"Program in Public Health, Graduate School, Korea University, Seoul, Korea."},{"name":"Transdisciplinary Major in Learning Health Systems, Graduate School, Korea University, Seoul, Korea."},{"name":"Department of Preventive Medicine, Korea University College of Medicine, Seoul, Korea."},{"name":"Institute for Health and Social Affairs on the Korean Peninsula, Korea University, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9631-9969","authenticated-orcid":false,"given":"Yo Han","family":"Lee","sequence":"additional","affiliation":[{"name":"Department of Preventive Medicine, Korea University College of Medicine, Seoul, Korea."},{"name":"Institute for Health and Social Affairs on the Korean Peninsula, Korea University, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"18617","published-online":{"date-parts":[[2026]]},"reference":[{"issue":"5","key":"10.3346\/jkms.2026.41.e227_ref1","doi-asserted-by":"crossref","first-page":"460","DOI":"10.1038\/s41562-020-0884-z","volume":"4","author":"Bavel","year":"2020","journal-title":"Nat Hum Behav"},{"issue":"17","key":"10.3346\/jkms.2026.41.e227_ref2","doi-asserted-by":"crossref","first-page":"e2022376118","DOI":"10.1073\/pnas.2022376118","volume":"118","author":"Engzell","year":"2021","journal-title":"Proc Natl Acad Sci U S A"},{"issue":"6","key":"10.3346\/jkms.2026.41.e227_ref3","doi-asserted-by":"crossref","first-page":"547","DOI":"10.1016\/S2215-0366(20)30168-1","volume":"7","author":"Holmes","year":"2020","journal-title":"Lancet Psychiatry"},{"issue":"10223","key":"10.3346\/jkms.2026.41.e227_ref4","doi-asserted-by":"crossref","first-page":"497","DOI":"10.1016\/S0140-6736(20)30183-5","volume":"395","author":"Huang","year":"2020","journal-title":"Lancet"},{"key":"10.3346\/jkms.2026.41.e227_ref5","doi-asserted-by":"crossref","first-page":"185","DOI":"10.1016\/j.ijsu.2020.04.018","volume":"78","author":"Nicola","year":"2020","journal-title":"Int J Surg"},{"issue":"12","key":"10.3346\/jkms.2026.41.e227_ref6","doi-asserted-by":"crossref","first-page":"e0001712","DOI":"10.1371\/journal.pgph.0001712","volume":"3","author":"Das","year":"2023","journal-title":"PLOS Glob Public Health"},{"key":"10.3346\/jkms.2026.41.e227_ref7","doi-asserted-by":"crossref","first-page":"4237","DOI":"10.2147\/IDR.S335745","volume":"14","author":"Xu","year":"2021","journal-title":"Infect Drug Resist"},{"issue":"10","key":"10.3346\/jkms.2026.41.e227_ref8","doi-asserted-by":"crossref","first-page":"e234355","DOI":"10.1001\/jamahealthforum.2023.4355","volume":"4","author":"Cutler","year":"2023","journal-title":"JAMA Health Forum"},{"issue":"7","key":"10.3346\/jkms.2026.41.e227_ref9","doi-asserted-by":"crossref","first-page":"567","DOI":"10.5271\/sjweh.4177","volume":"50","author":"Sakai","year":"2024","journal-title":"Scand J Work Environ Health"},{"key":"10.3346\/jkms.2026.41.e227_ref10","doi-asserted-by":"crossref","first-page":"686720","DOI":"10.3389\/fdgth.2021.686720","volume":"3","author":"Gupta","year":"2021","journal-title":"Front Digit Health"},{"issue":"2","key":"10.3346\/jkms.2026.41.e227_ref11","doi-asserted-by":"crossref","first-page":"373","DOI":"10.1177\/01655515211001661","volume":"49","author":"Anderson","year":"2023","journal-title":"J Inf Sci"},{"issue":"3","key":"10.3346\/jkms.2026.41.e227_ref12","doi-asserted-by":"crossref","first-page":"41","DOI":"10.3390\/biotech11030041","volume":"11","author":"Scarpino","year":"2022","journal-title":"BioTech (Basel)"},{"issue":"1","key":"10.3346\/jkms.2026.41.e227_ref13","doi-asserted-by":"crossref","first-page":"133","DOI":"10.1111\/j.1728-4457.2012.00475.x","volume":"38","author":"Spoorenberg","year":"2012","journal-title":"Popul Dev Rev"},{"issue":"3","key":"10.3346\/jkms.2026.41.e227_ref14","doi-asserted-by":"crossref","first-page":"111","DOI":"10.3961\/jpmph.2013.46.3.111","volume":"46","author":"Lee","year":"2013","journal-title":"J Prev Med Public Health"},{"issue":"9738","key":"10.3346\/jkms.2026.41.e227_ref15","doi-asserted-by":"crossref","first-page":"318","DOI":"10.1016\/S0140-6736(10)61169-5","volume":"376","author":"McCurry","year":"2010","journal-title":"Lancet"},{"issue":"6015","key":"10.3346\/jkms.2026.41.e227_ref16","doi-asserted-by":"crossref","first-page":"263","DOI":"10.1126\/science.1201892","volume":"331","author":"Perry","year":"2011","journal-title":"Science"},{"issue":"5","key":"10.3346\/jkms.2026.41.e227_ref17","doi-asserted-by":"crossref","first-page":"368","DOI":"10.5124\/jkma.2013.56.5.368","volume":"56","author":"Park","year":"2013","journal-title":"J Korean Med Assoc"},{"issue":"3","key":"10.3346\/jkms.2026.41.e227_ref18","first-page":"201","volume":"8","author":"Lee","year":"2024","journal-title":"Anal Altern"},{"issue":"24","key":"10.3346\/jkms.2026.41.e227_ref19","doi-asserted-by":"crossref","first-page":"9346","DOI":"10.3390\/ijerph17249346","volume":"17","author":"Choi","year":"2020","journal-title":"Int J Environ Res Public Health"},{"issue":"2","key":"10.3346\/jkms.2026.41.e227_ref20","doi-asserted-by":"crossref","first-page":"91","DOI":"10.21896\/jksmch.2022.26.2.91","volume":"26","author":"Park","year":"2022","journal-title":"J Korean Matern Child Health"},{"issue":"5","key":"10.3346\/jkms.2026.41.e227_ref21","doi-asserted-by":"crossref","first-page":"309","DOI":"10.3349\/ymj.2022.0485","volume":"64","author":"Choi","year":"2023","journal-title":"Yonsei Med J"},{"issue":"2","key":"10.3346\/jkms.2026.41.e227_ref22","doi-asserted-by":"crossref","first-page":"109","DOI":"10.3961\/jpmph.17.145","volume":"51","author":"Park","year":"2018","journal-title":"J Prev Med Public Health"},{"key":"10.3346\/jkms.2026.41.e227_ref23","unstructured":"North Korea appears to have managed its COVID-19 outbreak: what comes next?. Updated 2022. Accessed April 28, 2025.  https:\/\/www.38north.org\/2022\/08\/north-korea-appears-to-have-managed-its-covid-19-outbreak-what-comes-next\/"},{"issue":"11","key":"10.3346\/jkms.2026.41.e227_ref24","doi-asserted-by":"crossref","first-page":"e0277335","DOI":"10.1371\/journal.pone.0277335","volume":"17","author":"Lee","year":"2022","journal-title":"PLoS One"},{"key":"10.3346\/jkms.2026.41.e227_ref25","doi-asserted-by":"crossref","first-page":"101445","DOI":"10.1016\/j.ssmph.2023.101445","volume":"23","author":"Choi","year":"2023","journal-title":"SSM Popul Health"},{"issue":"4","key":"10.3346\/jkms.2026.41.e227_ref26","first-page":"62","volume":"15","author":"Choe","year":"2015","journal-title":"Am J Manag"},{"issue":"1","key":"10.3346\/jkms.2026.41.e227_ref27","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1186\/s13031-020-00284-y","volume":"14","author":"Lee","year":"2020","journal-title":"Confl Health"},{"key":"10.3346\/jkms.2026.41.e227_ref28","unstructured":"The North Korean economy under sanctions and COVID-19. Updated 2020. Accessed November 26, 2025.  https:\/\/www.38north.org\/2020\/05\/bbabson052220\/"},{"issue":"1","key":"10.3346\/jkms.2026.41.e227_ref29","doi-asserted-by":"crossref","first-page":"345","DOI":"10.1007\/s11192-022-04536-x","volume":"128","author":"Nane","year":"2023","journal-title":"Scientometrics"},{"issue":"10","key":"10.3346\/jkms.2026.41.e227_ref30","doi-asserted-by":"crossref","first-page":"e36","DOI":"10.3346\/jkms.2025.40.e36","volume":"40","author":"Sempungu","year":"2025","journal-title":"J Korean Med Sci"},{"issue":"1","key":"10.3346\/jkms.2026.41.e227_ref31","doi-asserted-by":"crossref","first-page":"8","DOI":"10.1186\/s12992-023-01013-9","volume":"20","author":"Park","year":"2024","journal-title":"Global Health"},{"issue":"7","key":"10.3346\/jkms.2026.41.e227_ref32","doi-asserted-by":"crossref","first-page":"e069492","DOI":"10.1136\/bmjopen-2022-069492","volume":"13","author":"Kim","year":"2023","journal-title":"BMJ Open"},{"key":"10.3346\/jkms.2026.41.e227_ref33","volume-title":"Voluntary National Review on the Implementation of the 2030 Agenda for the Sustainable Development","author":"Government of the Democratic People\u2019s Republic of Korea","year":"2021"}],"container-title":["Journal of Korean Medical Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/jkms.org\/pdf\/10.3346\/jkms.2026.41.e227","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/jkms.org\/DOIx.php?id=10.3346\/jkms.2026.41.e227","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/jkms.org\/DOIx.php?id=10.3346\/jkms.2026.41.e227","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,30]],"date-time":"2026-08-30T23:59:52Z","timestamp":1788134392000},"score":1,"resource":{"primary":{"URL":"https:\/\/jkms.org\/DOIx.php?id=10.3346\/jkms.2026.41.e227"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026]]},"references-count":33,"journal-issue":{"issue":"34","published-online":{"date-parts":[[2026]]}},"URL":"https:\/\/doi.org\/10.3346\/jkms.2026.41.e227","relation":{},"ISSN":["1011-8934","1598-6357"],"issn-type":[{"value":"1011-8934","type":"print"},{"value":"1598-6357","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026]]},"assertion":[{"value":"2025-07-11","name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-12-10","name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-05-20","name":"published_online","label":"Published online","group":{"name":"publication_history","label":"Publication History"}},{"value":"\u00a9 2026 The Korean Academy of Medical Sciences.","name":"copyright","label":"Copyright","group":{"name":"Copyright_and_licensing","label":"Copyright and Licensing"}},{"value":"This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.","name":"license","label":"License","explanation":{"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"},"group":{"name":"Copyright_and_licensing","label":"Copyright and Licensing"}}],"article-number":"e227"}}