{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,30]],"date-time":"2026-10-30T03:54:03Z","timestamp":1793332443365,"version":"4.5.0"},"reference-count":0,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[1998,10,1]],"date-time":"1998-10-01T00:00:00Z","timestamp":907200000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Periodontology"],"published-print":{"date-parts":[[1998,10]]},"abstract":"<jats:p>\n                    A\n                    <jats:sc>classification system for loss of<\/jats:sc>\n                    papillary height is proposed. It uses readily identifiable anatomical landmarks for reference, and sorts the degree of loss into 3 classes. The 3 broad categories allow for a quick descriptive assessment. In addition to the basic classification, it is suggested that additional and incremental description may be included to further define the defects.\n                    <jats:italic>J Periodontol 1998;69:1124\u20131126<\/jats:italic>\n                    .\n                  <\/jats:p>","DOI":"10.1902\/jop.1998.69.10.1124","type":"journal-article","created":{"date-parts":[[2012,3,20]],"date-time":"2012-03-20T12:43:37Z","timestamp":1332247417000},"page":"1124-1126","source":"Crossref","is-referenced-by-count":172,"title":["A Classification System for Loss of Papillary Height"],"prefix":"10.1002","volume":"69","author":[{"given":"W. Peter","family":"Nordland","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dennis P.","family":"Tarnow","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[1998,10]]},"container-title":["Journal of Periodontology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/aap.onlinelibrary.wiley.com\/doi\/pdf\/10.1902\/jop.1998.69.10.1124","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,19]],"date-time":"2025-10-19T10:10:14Z","timestamp":1760868614000},"score":1,"resource":{"primary":{"URL":"https:\/\/aap.onlinelibrary.wiley.com\/doi\/10.1902\/jop.1998.69.10.1124"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1998,10]]},"references-count":0,"journal-issue":{"issue":"10","published-print":{"date-parts":[[1998,10]]}},"alternative-id":["10.1902\/jop.1998.69.10.1124"],"URL":"https:\/\/doi.org\/10.1902\/jop.1998.69.10.1124","archive":["Portico"],"relation":{},"ISSN":["0022-3492","1943-3670"],"issn-type":[{"value":"0022-3492","type":"print"},{"value":"1943-3670","type":"electronic"}],"subject":[],"published":{"date-parts":[[1998,10]]}}}