{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,15]],"date-time":"2026-06-15T19:35:48Z","timestamp":1781552148175,"version":"3.54.5"},"reference-count":37,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2021,8,21]],"date-time":"2021-08-21T00:00:00Z","timestamp":1629504000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["aap.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Periodontology"],"published-print":{"date-parts":[[2022,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Evaluate the use of collagen matrix (CM) as adjunctive to coronally advanced flap (CAF versus CAF + CM) to treat gingival recession (GR) associated with non\u2010carious cervical lesion\u2013combined defects (CDs).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Sixty\u2010two patients presenting 62 CDs (RT1 GR and non\u2010carious cervical lesion (NCCLs) were randomly allocated to either CAF group (<jats:italic>n<\/jats:italic>\u00a0=\u00a031): partial restoration of the NCCL and CAF; or to CAF + CM group (<jats:italic>n<\/jats:italic>\u00a0=\u00a031): partial restoration of the NCCL and CAF associated with CM. Clinical, esthetic, patient\u2010centered outcomes, and restorative parameters were assessed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>After 12 months, CD coverage were 55.2% for CAF and 54.4% for CAF + CM (<jats:italic>P\u00a0<\/jats:italic>=\u00a00.8). Recession reduction were 1.9 \u00b1 0.8\u00a0mm for CAF and 2.0 \u00b1 0.7\u00a0mm for CAF + CM (<jats:italic>P\u00a0<\/jats:italic>=\u00a00.6). CAF+CM resulted in higher increase in keratinized tissue (KT) width (CAF: 0.3 \u00b1 0.7\u00a0mm; CAF + CM: 0.9 \u00b1 0.8\u00a0mm; <jats:italic>P\u00a0<\/jats:italic>=\u00a00.004) and KT thickness gain (CAF: 0.1 \u00b1 0.3\u00a0mm; CAF + CM: 0.7 \u00b1 0.2\u00a0mm; <jats:italic>P\u00a0<\/jats:italic>=\u00a00.001). Both treatments presented low postoperative pain and resulted in esthetics improvements. In addition, no restoration was lost, 27.4% showed a reduction of the superficial polishing, and 8% showed marginal staining, but still clinically acceptable.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Partial resin composite restoration (with the apical limit up to 1\u00a0mm of the estimated CEJ) and CAF alone or combined with CM are suitable for treating CDs. The use of CM provided additional benefits in terms of KT width and thickness gain. (NCT03341598).<\/jats:p><\/jats:sec>","DOI":"10.1002\/jper.21-0358","type":"journal-article","created":{"date-parts":[[2021,7,26]],"date-time":"2021-07-26T14:07:45Z","timestamp":1627308465000},"page":"504-514","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Single gingival recession associated with non\u2010carious cervical lesion treated by partial restoration and coronally advanced flap with or without xenogenous collagen matrix: A randomized clinical trial evaluating the coverage procedures and restorative protocol"],"prefix":"10.1002","volume":"93","author":[{"given":"Ingrid Fernandes","family":"Mathias\u2010Santamaria","sequence":"first","affiliation":[{"name":"UNESP Sao Paulo State University, Division of Periodontology College of Dentistry  Sao Paulo Brazil"},{"name":"Division of Operative Dentistry, Department of General Dentistry University of Maryland School of Dentistry  Baltimore Maryland 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Dentistry  Sao Paulo Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9468-0729","authenticated-orcid":false,"given":"Mauro Pedrine","family":"Santamaria","sequence":"additional","affiliation":[{"name":"UNESP Sao Paulo State University, Division of Periodontology College of Dentistry  Sao Paulo Brazil"},{"name":"College of Dentistry\u2014Lexington University of Kentucky  Lexington Kentucky USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,8,21]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1902\/jop.2007.060402"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1902\/jop.2010.090631"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.11607\/prd.3044"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/jcpe.12907"},{"issue":"2","key":"e_1_2_8_6_1","article-title":"Rethinking the decision\u2010making 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