SIGMUNDSSON, Freyr Gauti. Determinants of outcome in lumbar spinal stenosis surgery. Acta Orthopaedica, [S. l.], v. 85, n. sup357, p. 1–45, 2014. DOI: 10.3109/17453674.2014.976807. Disponível em: https://actaorthop.org/actao/article/view/10159. Acesso em: 23 may. 2026.