KRISTOFFERSEN, Målfrid Holen; DYBVIK, Eva; STEIHAUG, Ole Martin; KRISTENSEN , Torbjørn Berge; ENGESÆTER, Lars Birger; RANHOFF, Anette Hylen; GJERTSEN, Jan-Erik. 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://actaorthop.org/actao/article/view/471. Acesso em: 15 jul. 2026.