Surgical Management of Interdental Papilla Recession With Advanced Platelet Rich Fibrin or Connective Tissue Graft

Inclusion Criteria: * Be healthy adults older than 18 years of age and presenting at least one deficient papilla with papilla presence index 2 or 3 * Have Interproximal CAL ≤ 3 mm * Have probing depth ≤ 3mm * Distance between the alveolar bone crest and contact point is less than 7mm. Exclusion Criteria: * Smoking. * Pregnancy and lactation. * Carious and non-carious cervical lesion in the involved teeth around the papilla. * Restoration in teeth around the papilla (filling, crown, bridge, facings, clasp of a partial denture). * Open contacts and non-vital teeth * Poor oral hygiene with plaque index \> 20 %. * Tooth mobility * History of medication in the previous 3 months * History of periodontal surgery in the site to be treated in the past 12 months