Thorngren, Karl-Goran. “Proceedings of the Swedish Orthopaedic Society: Örebro, September 5–7, 1984”. Acta Orthopaedica 56, no. 4 (January 1, 1985): 344–359. Accessed April 29, 2026. https://actaorthop.org/actao/article/view/23276.