KRISTOFFERSEN, M. H.; DYBVIK, E. .; STEIHAUG, O. M.; KRISTENSEN , T. B.; ENGESÆTER, L. B.; RANHOFF, A. H.; GJERTSEN, J.-E. Cognitive impairment influences the risk of reoperation after hip frac- ture surgery: results of 87,573 operations reported to the Norwegian Hip Fracture Register. Acta Orthopaedica, [S. l.], v. 91, n. 2, p. 146–151, 2020. DOI: 10.1080/17453674.2019.1709712. Disponível em: https://scandjms.sfulib10.publicknowledgeproject.org/index.php/actao/article/view/471. Acesso em: 26 aug. 2026.