Kristoffersen, M. H., Dybvik, E. H., Steihaug, O. M., Kristensen, T. B., Engesæter, L. B., Ranhoff, A. H., & Gjertsen, J. (2021). Patient-reported outcome measures after hip fracture in patients with chronic cognitive impairment: Results from 34,675 patients in the Norwegian Hip Fracture Register. Bone Jt Open.

Kristoffersen, Malfrid H., Eva H. Dybvik, Ole M. Steihaug, Torbjørn B. Kristensen, Lars B. Engesæter, Anette H. Ranhoff, e Jan-Erik Gjertsen. "Patient-reported Outcome Measures After Hip Fracture in Patients With Chronic Cognitive Impairment: Results From 34,675 Patients in the Norwegian Hip Fracture Register." Bone Jt Open 2021.

Kristoffersen, Malfrid H., et al. "Patient-reported Outcome Measures After Hip Fracture in Patients With Chronic Cognitive Impairment: Results From 34,675 Patients in the Norwegian Hip Fracture Register." Bone Jt Open 2021.