Deep learning-based lightweight model for automated lumbar foraminal stenosis classification: sagittal CT diagnostic performance compared to clinical subspecialists. - Huang JW; Zhang YL; Li KY; Li HL; Ye HB; Chen YH; Lin XX; Tian NF (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)