Risk factors for extended hospital stay after anterior cervical discectomy and fusion: A national versus institutional comparison using propensity score matching. - Geng, Eric; Gal, Jonathan; Hoang, Timothy; Hoang, Ryan; Singh, Prabhjot; Arvind, Varun; Song, Junho; Kim, Jun S.; Cho, Samuel K. (Journal of Craniovertebral Junction & Spine, 2026)