CLINICAL OUTCOMES OF ASEPTIC THORACOLUMBAR PSEUDOARTHROSIS THAT OCCURRED AFTER POSTERIOR SPINAL INSTRUMENTATION. Journal title: Journal of Turkish Spinal Surgery Authors: Hilmi KARADENİZ, Sinan ERDOĞAN, Yunus ATICI, Onat ÜZÜMCİĞİL, Murat MERT, Engin ÇARKÇI, Gürdal NUSRAN... Subject(s): Medicine, Surgery