{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,15]],"date-time":"2026-07-15T15:32:18Z","timestamp":1784129538779,"version":"3.55.0"},"reference-count":0,"publisher":"SAGE Publications","issue":"4","license":[{"start":{"date-parts":[[2023,3,19]],"date-time":"2023-03-19T00:00:00Z","timestamp":1679184000000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Cephalalgia"],"published-print":{"date-parts":[[2023,4]]},"DOI":"10.1177\/03331024221139238","type":"journal-article","created":{"date-parts":[[2023,3,20]],"date-time":"2023-03-20T02:22:16Z","timestamp":1679278936000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":8,"title":["Classification of migraine and tension-type headache"],"prefix":"10.1177","volume":"43","author":[{"given":"Jes","family":"Olesen","sequence":"first","affiliation":[{"name":"Glostrup Hospital, Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2023,3,19]]},"container-title":["Cephalalgia"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/03331024221139238","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/full-xml\/10.1177\/03331024221139238","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/03331024221139238","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,28]],"date-time":"2026-04-28T14:45:39Z","timestamp":1777387539000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.1177\/03331024221139238"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,3,19]]},"references-count":0,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2023,4]]}},"alternative-id":["10.1177\/03331024221139238"],"URL":"https:\/\/doi.org\/10.1177\/03331024221139238","relation":{},"ISSN":["0333-1024","1468-2982"],"issn-type":[{"value":"0333-1024","type":"print"},{"value":"1468-2982","type":"electronic"}],"subject":[],"published":{"date-parts":[[2023,3,19]]},"article-number":"03331024221139238"}}