{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T15:01:37Z","timestamp":1790262097858,"version":"4.1.0"},"reference-count":38,"publisher":"Wiley","issue":"11","license":[{"start":{"date-parts":[[2019,9,9]],"date-time":"2019-09-09T00:00:00Z","timestamp":1567987200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Clinic Periodontology"],"published-print":{"date-parts":[[2019,11]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>To determine the effect of alveolar ridge preservation (ARP) in molar sites without primary flap closure.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods<\/jats:title>\n                    <jats:p>Three groups were established: extraction sockets grafted with deproteinized bovine bone mineral containing 10% collagen (DBBM\u2010C) and covered by a native bilayer collagen membrane (NBCM) (test group 1), sockets grafted with DBBM\u2010C only (test group 2), and sockets that healed naturally (control group). Primary flap closure was not attempted. Conebeam computed tomography scans were obtained immediately and then 4\u00a0months after ARP. A biopsy was performed. The change of the marginal bone level was measured.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      There was significantly less horizontal resorption in test group 1 than in the control group at levels 1\u00a0mm (\u22121.02\u00a0\u00b1\u00a00.88 [mean\u00a0\u00b1\u00a0\n                      <jats:italic>SD<\/jats:italic>\n                      ] vs. \u22124.44\u00a0\u00b1\u00a03.71\u00a0mm) and 3\u00a0mm (\u22120.31\u00a0\u00b1\u00a01.51 vs. \u22122.27\u00a0\u00b1\u00a01.15\u00a0mm) below the crest, and significantly less vertical reduction in the midcrestal area in test group 1 than in test group 2 (\u22120.25\u00a0\u00b1\u00a00.95 vs. \u22121.15\u00a0\u00b1\u00a01.63\u00a0mm) (\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0&lt;\u00a0.05). There were no significant differences between test groups in clinical and histomorphometric measurements. All groups exhibited stable marginal bone levels after 1\u00a0year of loading.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Alveolar ridge preservation without primary flap closure in molar areas was effective in minimizing ridge resorption and facilitated implant treatment.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jcpe.13184","type":"journal-article","created":{"date-parts":[[2019,8,24]],"date-time":"2019-08-24T11:24:53Z","timestamp":1566645893000},"page":"1144-1154","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":61,"title":["Ridge preservation in molar extraction sites with an open\u2010healing approach: A randomized controlled clinical trial"],"prefix":"10.1111","volume":"46","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7695-1708","authenticated-orcid":false,"given":"Hyun\u2010Chang","family":"Lim","sequence":"first","affiliation":[{"name":"Department of Periodontology School of Dentistry Periodontal\u2010Implant Clinical Research Institute Kyung Hee University Seoul South Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1410-9731","authenticated-orcid":false,"given":"Hyun\u2010Seung","family":"Shin","sequence":"additional","affiliation":[{"name":"Department of Periodontology Dankook University College of Dentistry Cheonan\u2010si South Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4985-3816","authenticated-orcid":false,"given":"In\u2010Woo","family":"Cho","sequence":"additional","affiliation":[{"name":"Department of Periodontology Dankook University College of Dentistry Cheonan\u2010si South Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9809-2630","authenticated-orcid":false,"given":"Ki\u2010Tae","family":"Koo","sequence":"additional","affiliation":[{"name":"Department of Periodontology College of Dentistry Seoul National University Seoul South Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jung\u2010Chul","family":"Park","sequence":"additional","affiliation":[{"name":"Department of Periodontology Dankook University College of Dentistry Cheonan\u2010si South Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2019,9,9]]},"reference":[{"key":"e_1_2_9_2_1","first-page":"902","article-title":"Clinical and histologic healing of human extraction sockets filled with calcium sulfate","volume":"24","author":"Aimetti M.","year":"2009","journal-title":"International Journal of Oral and Maxillofacial 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