Zetterberg, Carl, Lars Irstam, and Gunnar B. J. Andersson. “Subcapital Fractures of the Femur: Re-Operations With Internal Fixation”. Acta Orthopaedica 50, no. 4 (January 1, 1979): 451–455. Accessed May 25, 2026. https://actaorthop.org/actao/article/view/29008.