Cortellini, P The simplified papilla preservation flap in the regenerative treatment of deep intrabony defects: clinical outcomes and postoperative morbidity. [electronic resource] - Journal of periodontology Dec 2001 - 1702-12 p. digital Publication Type: Clinical Trial; Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0022-3492 Standard No.: 10.1902/jop.2001.72.12.1702 doi Subjects--Topical Terms: Absorbable ImplantsAlveolar Bone Loss--surgeryChi-Square DistributionCitratesEdema--etiologyFemaleGuided Tissue Regeneration, Periodontal--adverse effectsHumansMaleMembranes, ArtificialMiddle AgedOral Surgical Procedures--adverse effectsPeriodontal Attachment Loss--surgeryPeriodontal IndexPolyestersSurgical FlapsSurgical Wound Dehiscence--etiologySurveys and QuestionnairesTooth Mobility--physiopathologyTreatment Outcome