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  Indian J Med Microbiol
 

Figure 2: The clinical procedure of Platelet-rich fibrin matrix placement. (a) Preoperative clinical PPD. (b) Full-thickness flap reflected and debridement of the defect site. (c) Placement of platelet-rich fibrin matrix into the defect site. (d) Site sutured

Figure 2: The clinical procedure of Platelet-rich fibrin matrix placement. (a) Preoperative clinical PPD. (b) Full-thickness flap reflected and debridement of the defect site. (c) Placement of platelet-rich fibrin matrix into the defect site. (d) Site sutured