Urian, F. , Iacob, G. and Ciurea, A. 2021. Important controversies in lumbar spine surgery: which patients benefit from lumbar spinal fusion and who should be fused? : Literature review. Romanian Neurosurgery. 35, 4 (Dec. 2021), 422–427. DOI:https://doi.org/10.33962/roneuro-2021-072.