IMPACT OF INTERBODY FUSION IN DEGENERATIVE VERTEBRAE ON SACRAL PEDICLE SCREW SURVIVAL Journal title: Journal of Turkish Spinal Surgery Authors: Okan ÖZKUNT, Turgut AKGÜL, Kerim SARIYILMAZ, Murat KORKMAZ, Fatih DİKİCİ, Ufuk TALU, Cüneyt ŞAR Subject(s): Medicine, Surgery