S2AI revision surgery - biomechanical evaluation of increased screw diameters. - Wulf J; Baur N; Kistler M; Hagar K; Traxler H; Neuerburg C; Böcker W; Holzapfel BM; Cavalcanti Kußmaul A (European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 2026)