Ek, Stina, Helen Al-Ani, Katarina Greve, Karin Modig, and Margareta Hedström. 2022. “Internal Fixation or Hip Replacement for Undisplaced Femoral Neck Fractures? Pre-Fracture Health Differences Reflect Survival and Functional Outcome”. Acta Orthopaedica 93 (July):643-51. https://doi.org/10.2340/17453674.2022.3974.