{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,19]],"date-time":"2026-06-19T09:01:01Z","timestamp":1781859661269,"version":"3.54.5"},"reference-count":30,"publisher":"XMLink","issue":"6","license":[{"start":{"date-parts":[[2013,1,1]],"date-time":"2013-01-01T00:00:00Z","timestamp":1356998400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/3.0\/"},{"start":{"date-parts":[[2013,1,1]],"date-time":"2013-01-01T00:00:00Z","timestamp":1356998400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/3.0\/"}],"funder":[{"DOI":"10.13039\/501100002569","name":"Wonkwang University","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100002569","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["synapse.koreamed.org"],"crossmark-restriction":true},"short-container-title":["J Periodontal Implant Sci"],"published-print":{"date-parts":[[2013]]},"DOI":"10.5051\/jpis.2013.43.6.276","type":"journal-article","created":{"date-parts":[[2014,1,9]],"date-time":"2014-01-09T11:40:39Z","timestamp":1389267639000},"page":"276","update-policy":"https:\/\/doi.org\/10.5051\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Analysis of periodontal attachment loss in relation to root form abnormalities"],"prefix":"10.5051","volume":"43","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8365-8825","authenticated-orcid":false,"given":"Young-Mi","family":"Chung","sequence":"first","affiliation":[{"name":"Department of Periodontology, Daejeon Dental Hospital, Wonkwang University School of Dentistry, Daejeon, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Seong-Nyum","family":"Jeong","sequence":"additional","affiliation":[{"name":"Department of Periodontology, Daejeon Dental Hospital, Wonkwang University School of Dentistry, Daejeon, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"18617","reference":[{"key":"10.5051\/jpis.2013.43.6.276_ref1","doi-asserted-by":"crossref","first-page":"1393","DOI":"10.14219\/jada.archive.1997.0058","volume":"128","author":"Albandar","year":"1997","journal-title":"J Am Dent Assoc"},{"key":"10.5051\/jpis.2013.43.6.276_ref2","doi-asserted-by":"crossref","first-page":"39","DOI":"10.1902\/annals.1999.4.1.39","volume":"4","author":"Tonetti","year":"1999","journal-title":"Ann Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref3","doi-asserted-by":"crossref","first-page":"13","DOI":"10.1111\/j.1600-0757.1993.tb00216.x","volume":"2","author":"Ranney","year":"1993","journal-title":"Periodontol 2000"},{"key":"10.5051\/jpis.2013.43.6.276_ref4","doi-asserted-by":"crossref","first-page":"125","DOI":"10.1111\/j.1600-051X.1984.tb00840.x","volume":"11","author":"Hansen","year":"1984","journal-title":"J Clin Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref5","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1902\/annals.1999.4.1.1","volume":"4","author":"Armitage","year":"1999","journal-title":"Ann Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref6","doi-asserted-by":"crossref","first-page":"133","DOI":"10.1111\/j.1600-0757.2006.00204.x","volume":"43","author":"Meng","year":"2007","journal-title":"Periodontol 2000"},{"key":"10.5051\/jpis.2013.43.6.276_ref7","doi-asserted-by":"crossref","first-page":"859","DOI":"10.1902\/jop.1994.65.9.859","volume":"65","author":"Leknes","year":"1994","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref8","doi-asserted-by":"crossref","first-page":"313","DOI":"10.1902\/jop.1997.68.4.313","volume":"68","author":"Hou","year":"1997","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref9","doi-asserted-by":"crossref","first-page":"234","DOI":"10.1902\/jop.1985.56.4.234","volume":"56","author":"Dunlap","year":"1985","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref10","doi-asserted-by":"crossref","first-page":"627","DOI":"10.14219\/jada.archive.1980.0372","volume":"101","author":"Gher","year":"1980","journal-title":"J Am Dent Assoc"},{"key":"10.5051\/jpis.2013.43.6.276_ref11","doi-asserted-by":"crossref","first-page":"663","DOI":"10.1902\/jop.1981.52.11.663","volume":"52","author":"Ross","year":"1981","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref12","unstructured":"Kim SJ. A study on root morphology of anterior and premolars in Korean generalized aggressive periodontitis patients [dissertation]. Gwangju:Chonnam National University; 2009."},{"key":"10.5051\/jpis.2013.43.6.276_ref13","doi-asserted-by":"crossref","first-page":"610","DOI":"10.1902\/jop.1967.38.6_part2.610","volume":"38","author":"L\u00f6e","year":"1967","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref14","doi-asserted-by":"crossref","first-page":"658","DOI":"10.1902\/jop.1996.67.7.658","volume":"67","author":"McGuire","year":"1996","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref15","first-page":"373","volume-title":"Carranza's clinical periodontology","author":"Karen","year":"2012","edition":"11"},{"key":"10.5051\/jpis.2013.43.6.276_ref16","doi-asserted-by":"crossref","first-page":"1055","DOI":"10.1111\/j.1600-051X.2005.00828.x","volume":"32","author":"Picolos","year":"2005","journal-title":"J Clin Periodontol"},{"issue":"Suppl 3","key":"10.5051\/jpis.2013.43.6.276_ref17","doi-asserted-by":"crossref","first-page":"10","DOI":"10.1034\/j.1600-051X.29.s3.1.x","volume":"29","author":"Mombelli","year":"2002","journal-title":"J Clin Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref18","doi-asserted-by":"crossref","first-page":"216","DOI":"10.1111\/j.1600-0757.1997.tb00199.x","volume":"14","author":"Page","year":"1997","journal-title":"Periodontol 2000"},{"key":"10.5051\/jpis.2013.43.6.276_ref19","doi-asserted-by":"crossref","first-page":"153","DOI":"10.1034\/j.1600-0757.2002.290108.x","volume":"29","author":"Albandar","year":"2002","journal-title":"Periodontol 2000"},{"key":"10.5051\/jpis.2013.43.6.276_ref20","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1111\/j.1600-051X.1986.tb01441.x","volume":"13","author":"Kronauer","year":"1986","journal-title":"J Clin Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref21","doi-asserted-by":"crossref","first-page":"395","DOI":"10.1177\/08959374880020023501","volume":"2","author":"Kowashi","year":"1988","journal-title":"Adv Dent Res"},{"key":"10.5051\/jpis.2013.43.6.276_ref22","first-page":"171","volume":"4","author":"Wang","year":"1990","journal-title":"J Modern Stomatol"},{"key":"10.5051\/jpis.2013.43.6.276_ref23","doi-asserted-by":"crossref","first-page":"143","DOI":"10.5051\/jpis.2011.41.3.143","volume":"41","author":"Cho","year":"2011","journal-title":"J Periodontal Implant Sci"},{"key":"10.5051\/jpis.2013.43.6.276_ref24","doi-asserted-by":"crossref","first-page":"540","DOI":"10.1111\/j.1600-051X.2006.00953.x","volume":"33","author":"Van der Velden","year":"2006","journal-title":"J Clin Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref25","doi-asserted-by":"crossref","first-page":"516","DOI":"10.1902\/jop.1971.42.8.516","volume":"42","author":"Baer","year":"1971","journal-title":"J Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref26","doi-asserted-by":"crossref","first-page":"407","DOI":"10.1111\/j.1600-051X.1979.tb01939.x","volume":"6","author":"Hormand","year":"1979","journal-title":"J Clin Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref27","doi-asserted-by":"crossref","first-page":"207","DOI":"10.1034\/j.1600-0757.2002.290110.x","volume":"29","author":"Albandar","year":"2002","journal-title":"Periodontol 2000"},{"key":"10.5051\/jpis.2013.43.6.276_ref28","doi-asserted-by":"crossref","first-page":"503","DOI":"10.5051\/jkape.2006.36.2.503","volume":"36","author":"Choi","year":"2006","journal-title":"J Korean Acad Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref29","doi-asserted-by":"crossref","first-page":"61","DOI":"10.5051\/jkape.2002.32.1.61","volume":"32","author":"Ryu","year":"2002","journal-title":"J Korean Acad Periodontol"},{"key":"10.5051\/jpis.2013.43.6.276_ref30","doi-asserted-by":"crossref","first-page":"260","DOI":"10.1111\/j.1600-051X.1994.tb00315.x","volume":"21","author":"Hou","year":"1994","journal-title":"J Clin Periodontol"}],"container-title":["Journal of Periodontal &amp; Implant Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/synapse.koreamed.org\/pdf\/10.5051\/jpis.2013.43.6.276","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/synapse.koreamed.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/jpis.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,5,15]],"date-time":"2020-05-15T07:13:55Z","timestamp":1589526835000},"score":1,"resource":{"primary":{"URL":"https:\/\/jpis.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013]]},"references-count":30,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2013]]}},"URL":"https:\/\/doi.org\/10.5051\/jpis.2013.43.6.276","relation":{},"ISSN":["2093-2278","2093-2286"],"issn-type":[{"value":"2093-2278","type":"print"},{"value":"2093-2286","type":"electronic"}],"subject":[],"published":{"date-parts":[[2013]]},"assertion":[{"value":"https:\/\/synapse.koreamed.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276","URL":"https:\/\/synapse.koreamed.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276","name":"synapse","label":"Synapse","group":{"name":"multiple_resolution","label":"Full text available at:"}},{"value":"http:\/\/www.jpis.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276","URL":"http:\/\/www.jpis.org\/DOIx.php?id=10.5051\/jpis.2013.43.6.276","name":"the_journal","label":"the Journal","group":{"name":"multiple_resolution","label":"Full text available at:"}},{"value":"2013-06-10","name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2013-11-25","name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2013-12-31","name":"published_online","label":"Published online","group":{"name":"publication_history","label":"Publication History"}},{"value":"Copyright \u00a9 2013 Korean Academy of Periodontology","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 (http:\/\/creativecommons.org\/licenses\/by-nc\/3.0\/).","name":"license","label":"License","explanation":{"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/3.0\/"},"group":{"name":"Copyright_and_licensing","label":"Copyright and Licensing"}}]}}