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  Indian J Med Microbiol
 

Figure 2: (a) Photograph showing raised full-thickness periosteal flap revealing deep intrabony defect and the palatal groove. (b) The groove is planed and collagen membrane is placed over the bone graft. (c) Four months postoperative radiograph revealing new bone filling the defect

Figure 2: (a) Photograph showing raised full-thickness periosteal flap revealing deep intrabony defect and the palatal groove. (b) The groove is planed and collagen membrane is placed over the bone graft. (c) Four months postoperative radiograph revealing new bone filling the defect