Posterior Ligamentous Augmentation is Associated With Reduced Rates of Proximal Junctional Kyphosis and Failure in Adult Spinal Deformity Surgery: A Systematic Review and Meta-Analysis of 1333 Patients. - Texakalidis P; Matsoukas S; Krushelnytskyy M; Swong K; El Tecle N; Koski TR; Dahdaleh NS (Spine, 2025)