Sequential regenerative therapy using biologic-based regeneration and connective tissue graft wall technique for a severe infrabony defect: A case report.
BACKGROUND Regenerative therapy based on the principles of guided tissue regeneration (GTR) is an effective approach for the treatment of periodontal infrabony defects. However, complete resolution for deep and complex defects is not always predictable. The connective tissue graft (CTG) wall technique has recently been...