Aim: This study aims to compare Guided Bone Regeneration (GBR) performed using autogenous block graft particulate autograft with xenograft from physicians’ and patients’ perspectives.Methods: 30 systemically healthy individuals participated in this study. GBR (GBR-BAX) was 15 of the patients (GBR-PAX) other patients. thickness recorded preoperatively 6th month postoperatively. Bleeding, hematom...