Failure of Skull Base Defects Reconstruction after Endonasal Surgery. Complications, Treatment Options and Outcomes - Pashaev, Bakhtuyar; Danilov, Valery; Vagapova, Gulnar; Bochkarev, Vladimir; Pichugin, Arseniy; Alekseev, Andrey; Nasibullina, Farida (Journal of Neurological Surgery Part B: Skull Base, 2016)