Oskar, Ström, Fredrik Borgström, Niklas Zethraeus, Olof Johnell, Lars Lidgren, Sari Ponzer, Olle Svensson, et al. 2008. “Long-Term Cost and Effect on Quality of Life of Osteoporosis-Related Fractures in Sweden”. Acta Orthopaedica 79 (2):269-80. https://doi.org/10.1080/17453670710015094.