“…4 Autogenous bone harvested from intraoral or extraoral sites is the most predictable osteogenic organic graft for osseous tissue regeneration. 9,10 Extraoral sites, such as the iliac crest, provide adequate quantity of graft material with excellent osteogenic, osteoinductive, and osteoconductive properties, but have a high morbidity related to the second surgical site. 4 In 1923, Hegedus attempted to use bone grafts for the reconstruction of periodontal osseous defects.…”