Nilsson, Lars T, Åke Johansson, and Björn Strömqvist. “Factors Predicting Healing Complications in Femoral Neck Fractures: 138 Patients Followed for 2 Years”. Acta Orthopaedica 64, no. 2 (January 1, 1993): 175–177. Accessed May 17, 2026. https://actaorthop.org/actao/article/view/21725.