A Normal PI-LL Relationship is Associated With Pain Improvement Following Posterior Spinal Fusion for Scheuermann Kyphosis. - Fano AN; Matsumoto H; Weintraub MJ; Herman ET; Rymond C; Roye BD; Boby AZ; Newton PO; Fields MW; Lenke LG; Lonner BS; Vitale MG (Journal of pediatric orthopedics, 2026)